Texas Go Math

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 18.2 Answer Key Time to the Half Hour.

Texas Go Math Grade 1 Lesson 18.2 Answer Key Time to the Half Hour

Explore
Circle 4:00, 5:00, or between 4:00 and 5:00 to describe the time shown on the clock.

4:00
between 4:00 and 5:00
5:00
Answer:

Explanation:
Time shown in the clock is 4’O clock.

 

FOR THE TEACHER • Have children look at the hour hand on each clock to decide which choice best describes the time shown.
Answer:
Hours hand on 12 and minutes hand on 4, shows the time as 4’O clock.

Explanation:
Hours hand on 12 and minutes hand on 4, shows the time as 4’O clock.

 

Math Talk
Mathematical Processes
Use before and after to describe the time, shown on the middle clock.

Model and Draw
As an hour passes, the hour hand moves from one number to the next number.
The minute hand points to 12.

When a half hour has passed, the hour hand points halfway between two numbers.
The minute hand points to 6.

Share and Show
Look at where the hour hand points. Write the time.
Question 1.

Answer:

Explanation:
When a half hour has passed 1, the hour hand points halfway between two numbers.
The minute hand points to 6.
Time shown is 1:30 or half past 1:00.

 

Question 2.

Answer:

Explanation:
When a half hour has passed 4, the hour hand points halfway between two numbers.
The minute hand points to 6.
Time shown is 4:30 or half past 4:00.

 

Question 3.

Answer:

Explanation:
When a half hour has passed 11, the hour hand points halfway between two numbers.
The minute hand points to 6.
Time shown is 11:30 or half past 11:00.

 

Question 4.

Answer:

Explanation:
When a half hour has passed 3, the hour hand points halfway between two numbers.
The minute hand points to 6.
Time shown is 3:30 or half past 3:00.

 

Problem Solving
Write the time.
Question 5.

Answer:

Explanation:
Time shown in the clock is 5:30 or half past 5:00.

 

Question 6.

Answer:

Explanation:
Time shown in the clock is 10:30 or half past 10:00.

 

Question 7.
H.O.T. Tim plays soccer at half past 9:00. He eats lunch at half past 1:00. He sees a movie at half past 2:00.

Look at the clock.
Write what Tim does.
Tim
Answer:

Tim

Explanation:
Time at Tim plays soccer at half past 9:00.
He eats lunch at half past 1:00.
He sees a movie at half past 2:00.
=> Time shown in the clock is 2:30 or half past 2:00.

 

Question 8.
H.O.T. Multi-Step Tyra has a piano lesson at 5:00. The lesson ends at half past 5:00. How much time is Tyra at her lesson? Circle your answer.
half hour
hour
Answer:
Time of Tyra at her lesson = 30 minutes.

Explanation:
Time at Tyra has a piano lesson = 5:00
Time at when the lesson ends = at half past 5:00.
=> 5:30.
Time of Tyra at her lesson = Time when the lesson ends – Time at Tyra has a piano lesson
= 5:30 – 5:00
= 30 minutes.

 

Daily Assessment Task
Choose the correct answer.
Question 9.
The game starts at the time shown on the clock. What time does the clock show?

(A) half past 4
(B) half past 5
(C) half past 3
Answer:
Time shown in the clock is 3:30 or half past 3.
(C) half past 3.

Explanation:
Time shown in the clock is 3:30 or half past 3.

 

Question 10.
Which clock shows half past 7?

Answer:

Explanation:
First clock shows the time: 8:30 or half past 8.
Second clock shows the time: 7:00.
Third clock shows the time: 7:30 or half past 7.

 

Question 11.
Jeff starts reading at 8:30. Which shows the time Jeff starts reading?
(A) half past 7
(B) half past 8
(C) half past 9
Answer:
Half past 8 shows the time Jeff starts reading.
(B) half past 8.

Explanation:
Time at Jeff starts reading = 8:30 or half past 8.

 

Question 12.
Texas Test Prep What time does the clock show?

(A) 5:00
(B) half past 4:00
(C) 4:00
Answer:
Clock shows the time: 4:30 or half past 4.
(B) half past 4:00.

Explanation:
Clock shows the time: 4:30 or half past 4.

 

TAKE HOME ACTIVITY. Say a time, such as half past 10:00. Ask your child to describe where the hour hand points at this time.
Answer:
My kids said Half past 8:30, the hour hand points at 6.

Explanation:
My kids said Half past 8:30, the hour hand points at 6.

 

Texas Go Math Grade 1 Lesson 18.2 Homework and Practice Answer Key

Look at where the hour hand points. Write the time.
Question 1.

Answer:

Explanation:
Clock shows the time: 1:30 or half past 1.

 

Question 2.

Answer:

Explanation:
Clock shows the time: 7:30 or half past 7.

 

Problem Solving
Question 3.
Kenny wakes up at 8:00. He visits a friend at half past 10:00. He goes to the playground at 1:00.

Look at the clock. Write what Kenny does.
Kenny
Answer:
Clock shows 10:30 or half past 10.Kenny visits his friend.
Kenny

Explanation:
Time at Kenny wakes up = 8:00.
Time at he visits his friend = 10:00.
Time at he goes to the playground = 1:00.

 

Lesson Check
Choose the correct answer.
Question 4.
The concert starts at the time shown on the clock. What time does the clock show?

(A) half past 7:00
(B) half past 8:00
(C) half past 6:00
Answer:
The clock shows 6:30 or half past 6.
(C) half past 6:00.

Explanation:
The clock shows 6:30 or half past 6.

 

Question 5.
Which clock shows half past 3?

Answer:

Explanation:
First clock shows: 3:30 or  half past 3.
Second clock shows: 2:30 or half past 2.
Third clock shows: 5:00.

 

Question 6.
What is the time?

(A) half past 10:00
(B) half past 9:00
(C) 9:00
Answer:
The clock shows the time: 9:30 or half past 9.
(B) half past 9:00.

Explanation:
The clock shows the time: 9:30 or half past 9.

 

Question 7.
Multi-Step Alex starts eating at 5:00. One half hour passes. What time does he stop eating?
(A) half past 4:00
(B) half past 5:00
(C) half past 6:00
Answer:
Time he stops eating = 5:30 or half past 5.
(B) half past 5:00.

Explanation:
Time at Alex starts eating = 5:00.
One half hour passes = half of an hour = 1 ÷ 2 hour
=> 0.30 hour or 30 minutes.
Time he stops eating = Time at Alex starts eating + One half hour passes
= 5:00 + 0.30
= 5:30 or half past 5.

 

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 18.1 Answer Key Time to the Hour.

Texas Go Math Grade 1 Lesson 18.1 Answer Key Time to the Hour

Explore

Start at 1.
Write the unknown numbers.

Answer:

Explanation:

FOR THE TEACHER • Have children look at the number line and the clock face to decide which numbers come after 2 and 8.
Answer:
Number after 2: 3.
Number after 8: 9.

Explanation:
Number coming after 2 is 3.
Number coming after 8 is 9.

 

Math Talk
Mathematical Processes
How are a clock face and ordering numbers alike? Explain.
Answer:
Number on a clock face and ordering numbers alike because both start from small number to big numbers.

Explanation:
Ordering a list of numbers means stating the numbers from least to greatest or greatest to least. A clock face has numbers called as unique alphanumeric identification number. Numbers on clock are from small numbers to big numbers.

 

Model and Draw
What does this clock show?

The hour hand points to the 3. The minute hand points to 12.
It is 3 o’clock.

Answer:
This clock shows: Time 3:00 AM/PM.

Explanation:

 

Share and Show
Look at where the hour hand points. Write the time.
Question 1.

Answer:
Time it shows is 9:00 AM or 21:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 9:00 AM or 21:00 PM.

 

Question 2.

Answer:
Time it shows is 1:00 AM or 13:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 1:00 AM or 13:00 PM.

 

Question 3.

Answer:
Time it shows is 11:00 AM or 23:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 11:00 AM or 23:00 PM.

 

Question 4.

Answer:
Time it shows is 6:00 AM or 18:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 6:00 AM or 18:00 PM.

 

Question 5.

Answer:
Time it shows is 7:00 AM or 19:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 7:00 AM or 19:00 PM.

 

Question 6.

Answer:
Time it shows is 5:00 AM or 17:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 5:00 AM or 17:00 PM.

 

Problem Solving
Look at where the hour hand points. Write the time.
Question 7.

Answer:
Time it shows is 4:00 AM or 16:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 4:00 AM or 16:00 PM.

 

Question 8.

Answer:
Time it shows is 10:00 AM or 22:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 10:00 AM or 22:00 PM.

 

Question 9.

Answer:
Time it shows is 6:00 AM or 18:00 PM.

Explanation:
The hour hand points: 12.
Time it shows is 6:00 AM or 18:00 PM.

 

Question 10.
H.O.T. Which time is not the same? Circle it.

Answer:

Explanation:
Time in first clock is 11:00 or 11’O clock..
Time in second clock is 1:00 or 1’O clock.

 

Question 11.
H.O.T. Multi-Step Morgan leaves for school at 8 o’clock. Write and draw to show 8 o’clock.

Answer:

Explanation:
Hours hand will be showing 12.
Minutes hands will be showing 8.

 

Daily Assessment Task
Choose the correct answer.
Question 12.
What time does the clock show?

(A) 9:00
(B) 8:00
(C) 6:00
Answer:
The clock shows 8’O clock.
(B) 8:00.

Explanation:

The clock shows 8’O clock.

 

Question 13.
Which clock shows 3 o’clock?

Answer:

Explanation:
First clock shows time: 3’O clock.
Second clock shows time: 7’O clock.
Third clock shows time: 12’O clock.

 

Question 14.
On Jody’s clock, the hour hand points to the 10. Which shows Jody’s clock?

Answer:
Third clock shows 10 , so its Jody’s clock.

Explanation:
First clock shows time: 11’O clock.
Second clock shows time: 9’O clock.
Third clock shows time: 10’O clock.

 

Question 15.
Texas Test Prep What time does the clock show?

(A) 12:00
(B) 2:00
(C) 1 o’clock
Answer:
The clock shows 2’O clock.
(B) 2:00

Explanation:
The clock shows 2’O clock.

 

TAKE HOME ACTIVITY • Hove your thud describe what he or she did in this lesson.
Answer:
He or She has learnt how the time is shown in the clock and to read the time in this lesson.

Explanation:
He or She has learnt how the time is shown in the clock and to read the time in this lesson.

 

Texas Go Math Grade 1 Lesson 18.1 Homework and Practice Answer Key

Look at where the hour hand points. Write the time.
Question 1.

Answer:
Time shown in clock is 2’O clock.

Explanation:
Time shown in clock is 2’O clock.

 

Question 2.

Answer:
Time shown in clock is 7’O clock.

Explanation:
Time shown in clock is 7’O clock.

 

Question 3.

Answer:
Time shown in clock is 9’O clock.

Explanation:
Time shown in clock is 9’O clock.

 

Question 4.

Answer:
Time shown in clock is 4’O clock.

Explanation:
Time shown in clock is 4’O clock.

 

Question 5.

Answer:
Time shown in clock is 6’O clock.

Explanation:
Time shown in clock is 6’O clock.

 

Question 6.

Answer:
Time shown in clock is 12’O clock.

Explanation:
Time shown in clock is 12’O clock.

 

Problem Solving
Question 7.
Multi-Step Suzanne eats dinner at 5 o’clock. Write and draw to show 5 o’clock.

Answer:

Explanation:
Suzanne eats dinner at 5 o’clock.
Hours hand shows 12.
Minutes hand shows 5.

 

Lesson Check
Choose the correct answer.
Question 8.
The clock shows the time Matt gets up in the morning. What time does the clock show?

(A) 8:00
(B) 7:00
(C) 9:00
Answer:
The clock shows the time: 7’O clock.
(B) 7:00.

Explanation:
The clock shows the time: 7’O clock.
Matt gets up in the morning at 7’O clock.

Question 9.
Which clock shows 6 o’clock?

Answer:

Explanation:
First clock shows the time: 4’O clock.
Second clock shows the time: 12’O clock.
Third clock shows the time: 6’O clock.

 

Question 10.
Look at the hour hand. What is the time?

(A) 4:00
(B) 9 o’clock
(C) 10:00
Answer:
Time shown in the clock is 10’O clock.
(C) 10:00.

Explanation:

Time shown in the clock is 10’O clock.

 

Question 11.
What time does the clock show?

(A) 3 o’clock
(B) 2:00
(C) 5:00
Answer:
Time shown in the clock is 3’O clock.
(A) 3 o’clock.

Explanation:

Time shown in the clock is 3’O clock.

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 6.5 Answer Key Practice the Strategies.

Texas Go Math Grade 1 Lesson 6.5 Answer Key Practice the Strategies

Essential Question
What strategies can you use to solve addition fact problems?

Explore
Think of different addition strategies. Write or draw two ways you can solve 4 + 3.
4 + 3 = ___

For The Teacher

• Encourage children to use different strategies to show two ways they can solve 4 + 3. Have children share answers and discuss all strategies.
  Explanation:
  

Math Talk
Mathematical Processes
Explain why the sum is the same when you use different strategies.
Explanation:
The process is different but solution is same

Model and Draw

These are the ways you have learned to find sums.

Answer:

Explanation:
1,2 and 3 are count on
5 + 5 = 10
is a double fact
5 + 5 + 1 = 11
is a double plus 1
5 + 5 – 1 = 9
is a double fact minus 1

Share and Show

Question 1.

Answer:

Explanation:
The above box are examples of count on 1

Question 2.

Answer:

Explanation:
The above box are examples of count on 2

Question 3.

Answer:

Explanation:
The above box are examples of count on 3

Question 4.

Answer:

Explanation:
The above box are examples of Doubles

Question 5.

Answer:

Explanation:
The above box are examples of double plus 1 and double minus 1

Problem Solving

Add. Color doubles facts Color count on facts Color doubles plus one or doubles minus one facts

Question 6.
9 + 9 = ___
Answer:

Explanation:
the solution is written with colors
9 + 9
is a example of double fact
9 + 9 = 18

Question 7.
7 + 1 = ___
Answer:

Explanation:
the solution is written with colors
7 + 1
is a example of count on
7 + 1 = 8

Question 8.
5 + 3 = ___
Answer:

Explanation:
the solution is written with colors
5 + 3
is a example of count on
5 + 3 = 8

Question 9.
2 + 9 = ___
Answer:

Explanation:
the solution is written with colors
2 + 9
is a example of count on 2 + 9 = 11

Question 10.
7 + 3 = ___
Answer:

Explanation:
the solution is written with colors
7 + 3
is a example of count on
7 + 3 = 10

Question 11.
7 + 8 = ___
Answer:

Explanation:
the solution is written with colors
7 + 8 = 15
is a example of double plus one
7 +7 + 1 = 15

Question 12.
6 + 5 = ___
Answer:

Explanation:
the solution is written with colors
6 + 5 = 11
is a example of double plus one
5 + 5 + 1 = 11

Question 13.
2 + 8 = ____
Answer:

Explanation:
the solution is written with colors
2 + 8 = 10
is a example of count on

Question 14.
8 + 8 = ___
Answer:

Explanation:
the solution is written with colors
8 +8 = 16
is a double

H.O.T. Make a counting on problem. Write the missing numbers.

Question 15.
___ birds were in a tree.
___ more birds flew there.

How many birds are in the tree now?
Write the addition sentence to solve.
___ birds
Answer:
10 birds were in a tree.
6 more birds flew there.
10 + 6 = 16
16 birds are there now.

Question 16.
H.O.T. Multi-Step There are 8 hamburger buns in 1 package. Parker bought 2 packages of hamburger buns. One package had 1 extra bun. How many hamburger buns does he have?
___ + ___ + ___ = ___ hamburger buns
Answer:
8 + 8 + 1  hamburger buns
Explanation:
There are 8 hamburger buns in 1 package.
Parker bought 2 packages of hamburger buns.
8 + 8  = 16
One package had 1 extra bun.
16 + 1 = 17
17 hamburger buns that he have

Daily Assessment Task

Choose the correct answer.

Question 17.
What is the best way to solve this problem? David has 8 toy cars. He gets 2 more toy cars. How many toy cars does David have now?
(A) Count on 2.
(B) Use doubles.
(C) Use doubles minus 1.

Answer: A
Explanation:
David has 8 toy cars. He gets 2 more toy cars.
8 + 2 = 10
10 toy cars that David have now

Question 18.
Which fact is a doubles plus one fact?
(A) 8 + 1 = 9
(B) 8 + 8 = 16
(C) 8 + 9 = 17
Answer: C
Explanation:
8 + 9
Double plus one
8 + 8 + 1 = 17

Question 19.
Reasoning There are 5 cats at the front door. There are 4 cats at the back door. Explain how can you use the doubles fact 5 + 5 = 10 to help you find the number of cats at the doors.

Answer:
Explanation:
There are 5 cats at the front door. There are 4 cats at the back door.
4 + 4 + 1 = 9
double plus one
doubles fact 5 + 5 = 10 to
find answer
5 + 5 – 1
10 – 1 = 9

Question 20.
Texas Test Prep Which is the doubles plus one fact for 6 + 6?
(A) 6 + 7 = 13
(B) 6 + 6 = 12
(C) 6 + 5 = 11
Answer: B
Explanation:
a number added to itself is called double fact.

Take Home Activity

• Have your child point out a doubles fact, a doubles plus one fact, a doubles minus one fact, and a fact he or she solved by counting on. Hove him or her describe how each strategy works.

Texas Go Math Grade 1 Lesson 6.5 Homework and Practice Answer Key

Use the ways you learned to find sums.

Question 1.

Answer:

Explanation:
The above box are examples of count on 1

Question 2.

Answer:

Explanation:
The above box are examples of count on 2

Question 3.

Answer:

Explanation:
The above box are examples of count on 3

Question 4.

Answer:

Explanation:
The above box are examples of double facts

Question 5.

Answer:

Explanation:
The above box are examples of double plus 1 and double minus 1

Problem Solving

Write the addition sentence to solve.

Question 6.
Jose has 2 boxes of crayons. One box has 7 crayons. The other box has 6 crayons. How many crayons does Jose have?
___ + ___ = ___ crayons
Answer:
7 + 6 = 13
Explanation:
Jose has 2 boxes of crayons. One box has 7 crayons. The other box has 6 crayons.
7 + 6 = 13
13 crayons that  Jose have

Texas Test Prep

Choose the correct answer.

Question 7.
What is one way to solve this problem? Casey walks 6 blocks. Then she walks another 2 blocks. How many blocks did Casey walk?
(A) Use doubles
(B) Count on 2
(C) Use doubles minus 1.
Answer: B
Explanation:
6 + 2
is the example of count on 2
6 + 2 = 8

Question 8.
Which doubles fact helps you solve this problem?
Ariel collects 8 leaves. Then she collects 9 more leaves.
How many leaves does Ariel have now?

(A) 9 + 9 = 18
(B) 7 + 7 = 14
(C) 10 + 10 = 20
Answer: A
Explanation:
doubles fact helps 9 + 9 = 18 helps to solve problem
Ariel collects 8 leaves. Then she collects 9 more leaves.
9 + 9 – 1 = 17
17 leaves that Ariel have now

Question 9.
Multi-Step Charlie had 5 toys. He bought 2 more toys. Then he bought 3 more toys. How many toys did Charlie have?
(A) 7
(B) 8
(C) 10
Answer: C
Explanation:
Charlie had 5 toys. He bought 2 more toys.
5 + 2 = 7
Then he bought 3 more toys.
7 + 3 = 10
10 toys that Charlie have

Question 10.
Which is the doubles minus one fact for 8 + 8?
(A) 8 + 9 = 16
(B) 8 + 6 = 14
(C) 8 + 7 = 15
Answer: C
Explanation:
8 + 8
double minus fact
8 + 8 – 1 = 15

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 7.5 Answer Key Break Apart to Subtract.

Texas Go Math Grade 1 Lesson 7.5 Answer Key Break Apart to Subtract

Essential Question
How do you break apart a number to subtract?
Explanation:
Suppose take an example of 15 – 6
we have break 15 as 1 and 5 to make a 10
15 – 5 = 10
10 – 1 = 9
so, 15 – 6 = 9
By this way we can easily solve to subtract

Explore
Use to solve each problem Draw to show your work.

For The Teacher

• Read the following problem. Tom had 14 pennies. He gave 4 pennies to his sister. How many pennies does Tom have now? Have children use the top workspace to solve. Then read this part of the problem: Then Tom gave 2 pennies to his brother. How many pennies does Tom have now?
  
  Explanation:
  Tom had 14 pennies. He gave 4 pennies to his sister.
  14 – 4 = 10
  10  pennies that Tom have now.
  Then Tom gave 2 pennies to his brother.
  10 – 2 = 8
  8 pennies that Tom have now

Math Talk
Mathematical processes
How many pennies did Tom give away? Explain.

Model and Draw

Think about ten to find 13 — 4.
Place 13 counters in two ten frames.

How many do you subtract to get to 10?

Explanation:
3 we need to subtract to get 10

How many more to subtract 4?
Then Subtract __ more.
Answer:
1 more we have to subtract to get 4
Then Subtract 1 more.

Explanation:

Share and Show

Think
What is the best way to break apart the 7?

Subtract.

Question 1.
What is 15 – 7?

Answer:

Explanation:
To break a part 7 the best way is 2 and 5
15 – 5 = 10
10 – 2 = 8
15 – 7 = 8

Problem Solving

Question 2.
What is 16 – 7?

Answer:

Explanation:
In this problem the best way to break 7 is 6 and 1
16 – 6 = 10
10 – 1 = 9
16 – 7 = 9

Question 3.
Multi-Step There are 14 sheep in the herd. 5 sheep run away. How many sheep are left in the herd?


Answer:

Explanation:
There are 14 sheep in the herd. 5 sheep run away.
14 – 5
break 5 to make 10; 1 and 4
14 – 4 = 10
10 – 1 = 9
9 sheep are left in the herd

Daily Assessment Task

Choose the correct answer.

Question 4.
Apply Joey and Liz drew pictures of 15 items in their backyard. Joey drew 7 of the pictures. Liz drew the rest. How many pictures did Liz draw?
(A) 8
(B) 9
(C) 7
Answer: A
Explanation:
15 – 7
breaking 7 as 2 and 5
15 – 5 = 10
10 – 2 = 8
8 pictures that Liz draw

Question 5.
Joey has 17 rocks. He loses some. Joey now has 8 rocks. How many rocks did he lose?
(A) 9
(B) 7
(C) 8

Answer:
Explanation:
17 – 8
Breaking 8 as 7 and 1
17 – 7 = 10
10 – 1 = 9
Joey loses 9 rocks

Question 6.
Liz picked up 13 leaves in the backyard. 5 leaves blew away. How many leaves does Liz have now?
(A) 6
(B) 5
(C) 8
Answer:
Explanation:
13 – 5
Breaking 5 as 3 and 2
13 – 3 = 10
10 – 2 = 8
8 leaves that Liz have now

Question 7.
Texas Test Prep Which way shows how to make a ten to solve 15-6?

Answer:

Explanation:
15 – 6
Breaking 6 as 5 and 1
15- 5 = 10
10 – 1 = 9

Take Home Activity
• Tell your child o subtraction story. Ask your child to use small objects to act out the problem to solve it.

Texas Go Math Grade 1 Lesson 7.5 Homework and Practice Answer Key

Question 1.
What is 14 – 6 = ?

Answer:

Explanation:
14 – 6
Breaking 6 as 4 and 2
14 – 4 = 10
10 – 2 = 8

Problem Solving

Question 2.
Multi-Step Alex saw 15 monkeys in a tree. 6 went to look for food. How many monkeys are in the tree?

___ – ___ = ____
___ monkeys
Answer:
15 – 6 = 9
9 monkeys
Explanation:
Alex saw 15 monkeys in a tree. 6 went to look for food.
15 – 6
Breaking 6 as 5 and 1
15 – 5 = 10
10 – 1 = 9
9 monkeys are in the tree

Texas Test Prep

Lesson Check

Choose the correct answer.

Question 3.
Jack and Ian cut up 16 pieces of fruit to make a fruit salad. Ian cut up 7 pieces of fruit. Jack cut up the rest. How many pieces of fruit did Jack cut up?

(A) 8
(B) 9
(C) 7
Answer: C
Explanation:
16 – 7
Breaking 7 as 6 and 1
16 – 6 = 10
10 – 1 = 9 pieces of fruit that Jack cut up

Question 4.
Maddie has 13 shells. She uses 4 to decorate a poster. How many shells does Maddie have now?
(A) 8
(B) 7
(C) 9
Answer: C
Explanation:
13 – 4
Breaking 4 as 3 and 1
13 – 3 = 10
10 – 1 = 9 shells that Maddie have now

Question 5.
Which way shows how to make a ten to solve 17 — 8?

Answer:

Explanation:
17 – 8
Breaking 8 as 7 and 1
17 – 7 = 10
10 – 1 = 9

Question 6.
Multi-Step Addison had 16 stickers. She used 8 of them. Which way shows how to make a ten to solve the problem?

Answer:

Explanation:
16 – 8
Breaking 8 as 6 and 2
16 – 6 = 10
10 – 2 = 8

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Module 7 Assessment Answer Key.

Texas Go Math Grade 1 Module 7 Assessment Answer Key

Vocabulary

Question 1.
Which fact do you use count back to solve? Circle it. (p.258)
8 – 2 = ___
1 + 7 = ___
Answer:
8 – 2 = 6
1 + 7 = 8
Explanation:

Concepts and Skills

Use to solve.

Draw to show your work. TEKS 1.3.D

Question 2.
What is 12 – 3?
12 – 3 = __
Answer:

Explanation:
Counted back to find the difference
The difference of 9 = 12 – 3

Count back 1, 2, or 3 to subtact.
Write the difference. TEKS 1.3.D

Question 3.
___ = 7 – 3
Answer:

Explanation:
Counted back to find the difference
The difference of 4 = 7 – 3

Question 4.
10 – 2 = ___
Answer:

Explanation:
Counted back to find the difference
The difference of 10 – 2 = 8

Question 5.
10 – 1 = ___
Answer:

Explanation:
Counted back to find the difference
The difference of 10 – 1 = 9

Question 6.
__ = 8 – 2
Answer:

Explanation:
Counted back to find the difference
The difference of 8 – 2 = 6

Question 7.
___ = 9 – 2
Answer:

Explanation:
Counted back to find the difference
The difference of 9 – 2 = 7

Question 8.
11 – 3 = ___
Answer:

Explanation:
Counted back to find the difference
The difference of 11 – 3 = 8

Question 9.
6 – 2 = ___
Answer:

Explanation:
Counted back to find the difference
The difference of 6 – 2 = 4

Question 10.
__ = 4 – 1
Answer:

Explanation:
Counted back to find the difference
The difference of 3 = 4 – 1

Texas Test Prep

Choose the correct answer.

Question 11.
What is 11 – 5? TEKS 1.3.D

(A) 11
(B) 5
(C) 6
Answer: C

Explanation:
11 – 5 = 6
5 + 6 = 11
Addition fact is used to find the subtraction fact

Question 12.
What subtraction sentence does the model show? TEKS 1.3.D

(A) 12 – 3 = 9
(B) 10 – 1 = 9
(C) 12 – 2 = 10
Answer: A
Explanation:
12 – 3 = 9
To break a ten 3 are remaining
In step 1 two are crossed
and in step 2, 1 is crossed

Question 13.
Elsa had some marbles. She gave 9 marbles away. Now she has 9 marbles. How many marbles did Elsa start with? TEKS 1.3.D
(A) 9
(B) 0
(C) 18
Answer: C
Explanation:
18 – 9 = 9
Elsa start with 9 marbles

Question 14.
Which shows a way to make a ten to subtract? TEKS 1.3.D
13 – 9 = ?

Answer:
13 – 9 = 4
Explanation:

Explanation:
In first frame started counting from 9
continued to make 13

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Module 6 Assessment Answer Key.

Texas Go Math Grade 1 Module 6 Assessment Answer Key

Vocabulary

Match each fact to a strategy you would use to solve.

Question 1.

Answer:
Is doubles
5 + 5 = 10

Question 2.

Answer:
count on
5 then 6 , 7

Question 3.

Answer:
Double minus 1
5 +5 = 10
10 – 1 = 9

Question 4.

Answer:
Double plus 1
5 + 5 = 10
10 + 1 = 11

Explanation:
Matched each fact according to the strategy.

Concepts and Skills
Use and a ten frame. Show both addends. Draw to make a ten. Then write the new fact. Add. TEKS 1.3.D

Question 5.

Answer:

Explanation:
9 + 5
Breaking 5 as 1 and 4
9 + 1 = 10
10 + 4 = 14
9 + 5 = 14

Write to show how you make a ten.
Then add. TEKS 1.3.D

Question 6.
What is 9 + 5?

Answer:

Explanation:
9 + 5
Breaking 5 as 1 and 4
9 + 1 = 10
10 + 4 = 14
9 + 5 = 14

Texas Test Prep

Choose the correct answer.

Question 7.
Which number sentence does this model show? TEKS 1.3.D

(A) 10 – 9 = 1
(B) 10 + 9 = 19
(C) 10 + 8 = 18
Answer: C
Explanation:
10 + 8 = 18
It is a breaking ten model

Question 8.
Which number sentence matches the model? TEKS 1.3.D

(A) 8 + 3 = 11
(B) 8 + 4 = 12
(C) 12 – 3 = 9
Answer: A
Explanation:
The number in box is 8
then 3 books
8 + 3 = 11

Question 9.
What is the sum of the doubles minus one fact? TEKS 1.3.D

(A) 14
(B) 13
(C) 15
Answer: C

4 + 4 = 8
8 – 1 = 7
Double minus 1 fact

Question 10.
Which way shows how to make a ten to Solve 9 + 6? TEKS 1.3.D

(A) 9 + 1 + 5
(B) 9 + 1 + 6
(C) 6 + 5 + 5
Answer: A
Explanation:
9 + 6
Breaking 6 as 1 and 5
9 + 1 = 10
10 + 5 = 15
9 + 6 = 15

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 6.1 Answer Key Count On.

Texas Go Math Grade 1 Lesson 6.1 Answer Key Count On

Essential Question
How do you count on 1, 2, or 3?
Explanation:
Counting depends on adding
counting 1 represents  as adding 1

Explore
Start at 9. How can you count on to add?
Add 1.

Answer:

Explanation:
start with 9 then count the book as 10
9 + 1 = 10
counting 1 represents as adding 1

Add 2.

Answer:

Explanation:
start with 9 then count the book as 10 then 11
9 + 2 = 11
counting 1 represents as adding 1

Add 3.

Answer:

Explanation:
start with 9 then count the book as 10, 11, 12
9 + 3 = 12
counting 1 represents as adding 1

For The Teacher

• Read the problem and use the top workspace to solve. Sam has 9 books in a box. He gets 1 more. How many books does he have? Repeat for the other two workspaces, saying, He gets 2 more, and He gets 3 more.

Math Talk
Mathematical Processes
How is counting on 2 like adding 2? Explain.
Explanation:
if he counts 2 then he have 2 add 2
adding depends on counting

Model and Draw
You can count on to add 1, 2, or 3. Start with the greater addend.

Answer:

Explanation:
Adding depends on counting
Counting 3 represents as adding 3
Share and Show

Circle the greater addend. Draw to count on 1, 2, or 3. Write the sum.

Question 1.

Answer:

Explanation:
Adding depends on counting
Counting 2 represents as adding 2

Question 2.

Answer:

Explanation:
Adding depends on counting
Counting 3 represents as adding 3

Question 3.

Answer:

Explanation:
Adding depends on counting
Counting 1 represents as adding 1

Question 4.

Answer:

Explanation:
Adding depends on counting
Counting 1 represents as adding 1

Question 5.

Answer:

Explanation:
Adding depends on counting
Counting 2 represents as adding 2

Question 6.

Answer:

Explanation:
Adding depends on counting
Counting 3 represents as adding 3

Problem Solving

Circle the greater addend.
Count on to find the sum.

Question 7.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
9 + 1 = 10

Question 8.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
8 + 3 = 11

Question 9.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
1 + 8 = 9

Question 10.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
1 + 6 = 7

Question 11.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
9 + 3 = 12

Question 12.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
7 + 2 = 9

Question 13.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
6 + 2 = 8

Question 14.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
5 + 3 = 8

Question 15.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
7 + 1 = 8

Question 16.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
3 + 7 = 10

Question 17.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
9 + 2 = 11

Question 18.

Answer:

Explanation:
Circled the greatest number
and started counting from that number
3 + 4 = 7

Which three numbers can you use to complete the problem? Write the addition sentence.

Question 19.
H.O.T. Jennifer has stamps. She gets more stamps. How many stamps does she have now?

___ + ___ = ___ stamps
Answer:
10 + 7 = 17
17 + 3 = 20
Explanation:
Started from greater number that is 10
and counted on
10 + 7 = 17
Again started from 17
17 + 3 = 20 she has 20 stamps now.

Question 20.
H.O.T. Multi-Step Adam has 6 hats. Molly has 3 hats. They stack all their hats. ___ + ___ = __ hats
Then Blake puts 2 more hats on the stock. How many hats are on the stack? ___ + ___ = __ hats
Answer:
6 + 3 = 9
9 + 2 = 11
Explanation:
Started from greater number that is 6
and counted on
6 + 3 = 9 hats are on the stack
Again started from 9
9 + 2 = 11 hats are on the stack

Daily Assessment Task

Choose the correct answer.

Question 21.
Apply Ashley counts 8 sheep. Then she counts 2 more sheep. How many sheep does Ashley count?

(A) 10
(B) 8
(C) 12
Answer: A
Explanation:
Started from greater number that is 8
and counted on
8 + 2 = 10

Question 22.
Nate has 5 apples. He gets 2 more apples. How many apples does Nate have now?
(A) 8
(B) 7
(C) 6

Answer: B
Explanation:
Started from greater number that is 5
and counted on
5 + 2 = 7
7 apples that Nate have now

Question 23.
6 birds are in the tree. 2 more birds join them. How many birds are in the tree now?
(A) 9
(B) 7
(C) 8

Answer: C
Explanation:
Started from greater number that is 6
and counted on
6 + 2 = 8
8 birds are in the tree now

Question 24.
Texas Test Prep Count on to solve 3 + 8.
(A) 10
(B) 12
(C) 11
Answer: C
Explanation:
Started from greater number that is 8
and counted on
3 + 8 = 11

Take Home Activity

• Have your child tell you how to count on to find the sum for 6 + 3.
  Explanation:
  Started from greater number that is 6
  and counted on
  6 + 3 = 9

Texas Go Math Grade 1 Lesson 6.1 Homework and Practice Answer Key

Circle the greater addend. Draw to count on 1, 2, or 3. Write the sum.

Question 1.

3 + 8 = ___
Answer:

Explanation:
Adding depends on counting
Counting 3 represents as adding 3
3 + 8 = 11

Question 2.

__ = 8 + 1
Answer:

Explanation:
Adding depends on counting
Counting 1 represents as adding 1
8 + 1 = 9

Question 3.

___ = 9 + 2
Answer:

Explanation:
Adding depends on counting
Counting 2 represents as adding 2
11 = 9 + 2

Question 4.

5 + 3 = ___
Answer:

Explanation:
Adding depends on counting
Counting 3 represents as adding 3
5 + 3 = 8

Problem Solving.

Which three numbers can you use to complete the problem? Write the addition sentence.

Question 5.
A rabbit has 7 carrots. It gets 2 more carrots. How many carrots does the rabbit have now?
____ + ____ = ____ carrots

Answer:
7 + 2 = 9
Explanation:
Started from greater number that is 7
and counted on

Texas test Prep

Lesson Check

Choose the correct answer.

Question 6.
Count on to solve 1 + 4.
(A) 3
(B) 4
(C) 5
Answer: C
Explanation:
Started from greater number that is 4
and counted on
1 + 4 = 5

Question 7.
Char has 3 shells. She gets 7 more shells. How many shells does Char have now?

(A) 4
(B) 10
(C) 11
Answer: B
Explanation:
3 + 7 = 10
Started from greater number that is 7
and counted on

Question 8.
Multi-Step 8 ladybugs are on a leaf. I more ladybug joins them. Then 2 more ladybugs join them. How many ladybugs are on the leaf now?

(A) 11
(B) 12
(C) 10
Answer: A
Explanation:
8 + 1 = 9
9 + 2 = 11
11 ladybugs are on the leaf now

Question 9.
Count on to solve 3 + 9.
(A) 10
(B) 6
(C) 12
Answer: C
Explanation:
3 + 9 = 12
Started from greater number that is 9
and counted on

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 6.2 Answer Key Add Doubles.

Texas Go Math Grade 1 Lesson 6.2 Answer Key Add Doubles

Essential Question
What are doubles facts?
Explanation:
Double Facts are additions in which a number is added to itself. For example, 1 + 1, 2 + 2 etc. Internalizing double facts are helpful building blocks in developing fluency in adding single digit numbers.

Explore
Use Draw  to solve. Write the addition sentence.

___ + __ = ___
Answer:
4 + 4 = 8
Sal used 8 to build the tower

For The Teacher

• Read the following problem. Sal built two towers. Each tower has 4 cubes. How many cubes does Sal use to build both towers?
  Explanation:
  4 + 4 = 8
  

Math Talk
Mathematical Processes
Describe how your model shows a doubles fact.
Explanation:
Double Facts are additions in which a number is added to itself.
For example, 1 + 1, 2 + 2 etc.

Model and Draw

Why are these doubles facts?

Explanation:

Explanation:
The number is added to itself is called double fact
so, the above examples are double fact

Share and Show

Use Draw to show your work. Write the sum.

Question 1.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts

Question 2.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
4 + 4 = 8

Question 3.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
5 + 5 = 10

Question 4.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
6 + 6 = 12

Problem Solving

Use Draw to show your work.

Write the sum.

Question 5.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
7 + 7 = 14

Question 6.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
8 + 8 = 16

Write a doubles fact to solve.

Question 7.
H.O.T. There are 18 people at the party. Some are boys and some are girls. The number of boys is the same as the number of girls.
___ = __ + ___

Answer:
9 + 9 = 18
Explanation:
There are 18 people at the party.
Some are boys and some are girls.
8 boys and 8 girls
The number of boys is the same as the number of girls.

Question 8.
H.O.T. Multi-Step Mike got 1 point in the first game and 1 point in the second game. Emily got 10 points in the first game and 10 points in the second game. How many points did each child get?
Mike
___ + ___ = ___ points
Emily
___ + ___ = ___ points
Compare the number of points.
____ ____
Answer:

Explanation:
Mike
1 + 1 = 2 points
Emily
10 + 10 = 20 points
Mike got 2 and Emily got 20

Daily Assessment Task

Choose the correct answer.

Question 9.
There are 5 friends standing by the flag. There are 5 friends running up the How many friends are there?
(A) 10
(B) 9
(C) 8

Answer: A
Explanation:
5 + 5 = 10
The number which is added to itself is called a double fact
there are 10 friends.

Question 10.
Julian has 4 red cups. He has 4 blue cups. How many cups does Julian have?
(A) 7
(B) 8
(C) 9
Answer: B
Explanation:
The number which is added to itself is called a double fact
4 + 4 = 8
8 cups that Julian have

Question 11.
Reasoning Which doubles fact shows how many fish in all?
(A) 2 + 2 = 4
(B) 6 + 6 = 12
(C) 3 + 3 = 6

Answer: C
Explanation:
The number which is added to itself is called a double fact
3 + 3 = 6

Question 12.
Texas Test Prep Which is a doubles fact?

Answer:

Explanation:
The number which is added to itself is called a double fact
so, 5 + 5 = 10 is a double fact.

Take Home Activity

• Have your child choose o number from 1 to 10, and use that number in a doubles fact. Repeat with other numbers.
  Explanation:
  Choose the number from 1 to 10
  that is 5
  5 + 5 = 10

Texas Go Math Grade 1 Lesson 6.2 Homework and Practice Answer Key

Draw to solve. Write the sum.

Question 1.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
The number which is added to itself is called a double fact
5 + 5 = 10

Question 2.

Answer:

Explanation:
With the help of Blocks
Written the sum of double facts
The number which is added to itself is called a double fact
9 + 9 = 18

Question 3.
Clara has 7 big fish. She has 7 small fish. Write the doubles fact that shows how many fish Clara has in all.

___ + ___ = ____
Answer:
7 + 7 = 14
Explanation:
The number which is added to itself is called a double fact
14 fish Clara has in all

Question 4.
The room has 2 big windows. It also has 2 small windows. How many windows are there?
___ + ___ = ____
Answer:
2 + 2 = 4
Explanation:
4 windows are there in all
The number which is added to itself is called a double fact

Problem Solving

Write a doubles fact to solve.

Question 5.
There are 16 animals in the yard. Some are cats and some are dogs. The number of cats is the same as the number of dogs.

Answer:
8 + 8 = 16
Explanation:
cats are 8 and dogs are 8
so, 8 + 8 = 16

Texas Test Prep

Choose the correct answer.

Question 6.
There are 6 flowers in the front yard. There are 6 flowers in the back yard. How many flowers are there?
(A) 12
(B) 10
(C) 6
Answer: A
Explanation
The number which is added to itself is called a double fact
6 + 6 = 12
12 flowers are there

Question 7.
Which doubles fact shows how many eggs in all?
(A) 6 + 6 = 12
(B) 4 + 4 = 8
(C) 3 + 3 = 6

Answer: C
Explanation:
The number which is added to itself is called a double fact
3 eggs arranged in 2 rows
3 + 3 = 6

Question 8.
Multi-Step Jan saved 4 pennies the first day and 4 pennies the second day. Clint saved 6 pennies the first day and 6 pennies the second day. Which statement compares the total number of pennies each child saved?
(A) 5 < 6 (B) 11 > 4
(C) 8 < 12
Answer: C
Explanation:
4 + 4 = 8
6 + 6 = 12
8 < 12 statement compares the total number of pennies each child saved

Question 9.
Which is a doubles fact?

Answer:

Explanation:
The number which is added to itself is called a double fact
6 + 6 = 12

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 6.3 Answer Key Use Doubles to Add.

Texas Go Math Grade 1 Lesson 6.3 Answer Key Use Doubles to Add

Essential Question
How can you use doubles to help you add?
Explanation:
To get a double of a number,
we add the same number to itself.
For example, double of 2 is 2 + 2 = 4.

Explore
Draw to show the problem.
Write the number of fish.

Lesson Check

For The Teacher

• Read the following problem. There are 3 orange fish, 3 striped fish, and 1 white fish in the class fish tank. How many fish are in the fish tank?
  Answer:
  

Explanation:
There are 3 orange fish, 3 striped fish,
3 + 3 = 1
and 1 white fish in the class fish tank.
6 + 1 = 7
7 fish are in the fish tank
Math Talk
Mathematical Processes
How does knowing 3 + 3 help you solve the problem? Explain.
Explanation:
3 + 3 is known as a double fact
A number is added to itself is called a double fact

Model and Draw
How can a doubles fact help you solve 6 + 7?

Explanation:

Explanation:
6 + 7
is made as double plus one
6 + 6 + 1 = 13

Share and Show

Use to model. Make doubles. Add.

Question 1.

Answer:

Explanation:
9 + 8
is made as double plus one
8 + 8 + 1 = 9

Question 2.

Answer:

Explanation:
5 + 6
is made as double plus one
5 + 5 + 1 = 11

Problem Solving
Use Make doubles. Add.

Question 3.

Answer:

Explanation:
7 + 8
is made as double plus one
7 + 7 + 1 = 15

Question 4.

Answer:

Explanation:
5 + 4
is made as double plus one
4 + 4 + 1 = 9

Question 5.
Multi-Step Mandy has the same number of red and yellow leaves. Then she finds 1 more yellow leaf. There are 17 leaves in all. How many leaves are red? How many leaves are yellow?
_____ red leaves _____ yellow leaves
Answer:
8 red leaves 9 yellow leaves
Explanation:
Total leaves are 17
8 +8 + 1 = 17
Double plus one
so, red leaves are 8 and yellow leaves are 8
added one more yellow leave
8 + 1 = 9

H.O.T. Multi-Step Would you use count on or doubles to solve? Explain.

Question 6.
3 + 4

Answer:

Explanation:
3 + 4 is derived as double plus one
3 + 3 + 1  7

Question 7.
3 + 9

Answer:

Explanation:
3 + 9 = 12
started from greater number 9 and counted on

Daily Assessment Task

Choose the correct answer.

Question 8.
Leo walks in the park. He sees 3 dogs. He sees 3 cats. He sees 1 squirrel. How many animals does Leo see?

(A) 3
(B) 7
(C) 6
Answer: B
Explanation:
Leo walks in the park.
He sees 3 dogs. He sees 3 cats.
3 + 3 = 6
He sees 1 squirrel.
6 + 1 = 7
7 animals that Leo see

Question 9.
Analyze There are 7 birds in a tree. 8 more birds fly over. Which has the same sum as 7 + 8?

(A) 7 + 7 + 1
(B) 8 + 8 + 1
(C) 7 + 7 + 2
Answer: A
Explanation:
There are 7 birds in a tree. 8 more birds fly over.
7 + 7 + 1 = 15
Which has the same sum as 7 + 8
7 + 8 = 15

Question 10.
Multi-Step There are 5 white houses. There are 5 yellow houses. There is 1 brown house. How many houses
are there?
(A) 10
(B) 15
(C) 11

Answer: C
Explanation:
There are 5 white houses. There are 5 yellow houses.
5 + 5 = 10
There is 1 brown house.
10 + 1 = 11
11 houses are there

Question 11.
Texas Test Prep Which has the same sum as 9 + 8?
(A) 6 + 6 + 2
(B) 1 + 8 + 8
(C) 2 + 8 + 8
Answer: B
Explanation:
1 + 8 + 8 =17
9 + 9 = 17
Both the sums are same.

Take Home Activity

• Ask your child to show you how to use what he or she knows about doubles to help solve 6 + 5.

Texas Go Math Grade 1 Lesson 6.3 Homework and Practice Answer Key

Make doubles. Add.

Question 1.

Answer:

Explanation:
6 + 7
is made as double plus one
6 + 6 + 1 = 13

Question 2.

Answer:

Explanation:
4 + 5
is made as double plus one
4 + 4 + 1 = 5

Problem Solving

Make doubles. Show how you find the sum.

Question 3.
There are 4 ants on the step. 5 more ants join them. How many ants are on the step?
___ + ____ + ____ = ____ ants
Answer:
4 + 4 + 1 = 9
Explanation:
4 + 5 is changed as double plus one.

Texas Test Prep

Lesson Check

Choose the correct answer.

Question 4.
Toby finds 6 red pencils and 6 blue pencils. Then he finds 1 yellow pencil How many pencils does Toby find?
(A) 12
(B) 13
(C) 7
Answer: B
Explanation:
Toby finds 6 red pencils and 6 blue pencils.
6 + 6 = 12
Then he finds 1 yellow pencil
12 + 1 = 13
13  pencils that Toby find

Question 5.
There are 8 fish in a pond. 9 more fish swim by. Which has the same sum as 8 + 9?

(A) 8 + 8 + 1
(B) 9 + 9 + 1
(C) 8 + 8 + 2
Answer: A
Explanation:
There are 8 fish in a pond. 9 more fish swim by.
Which has the same sum as 8 + 9
is 8 + 8 + 1 = 17

Question 6.
Multi-Step George has the same number of black shirts as white shirts. Then he gets 1 more white shirt. He has 9 shirts in all. How many shirts are white?
(A) 10
(B) 4
(C) 5
Answer: C
Explanation:
Total shirts are 9
9 is changed as Double plus 1
4 + 4 + 1
White and black shirts are equal
so, 4 each
1 white shirt more
4 + 1 = 5

Question 7.
Which has the same sum as 5 + 6?
(A) 5 + 5 + 1
(B) 6 + 6 + 0
(C) 5 + 6 + 1
Answer: A
Explanation:
5 + 5 + 1 = 11
5 + 6 = 11
double plus one.

Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 4.2 Answer Key Model Adding To.

Texas Go Math Grade 1 Lesson 4.2 Answer Key Model Adding To

Essential Question
How can you model odding to, or joining to, a group?
Explanation:
With the help of blocks we can add
Joined the cubes for addition

Explore
Use to show adding to, or joining.
Draw to show your work.

For The Teacher

• Read the following problem. Have children use connecting cubes to model the problem, and draw to show their work. There are 6 children on the playground. 2 more children join them. How many children are on the playground?
  Explanation:
  
  6 + 2 = 8
  8 children are on the playground

Math Talk
Mathematical Processes
Explain how you use cubes to find your answer.
Explanation:
Joined the cubes for addition

Model and Draw

Explanation:
5 + 2 = 7
The sum of 5 and 2 is 7

Share and Show

Use to show adding to, or joining. Draw the . Write the sum.

Question 1.
3 cats and 1 more cat

3 + 1 = ___
Answer:

Explanation:
The sum of 3 and 1 is 4
3 + 1 = 4

Question 2.
2 birds and 3 more birds

2 + 3 = __
Answer:

Explanation:
The sum of 2 and 3 is 5
2 + 3 = 5

Question 3.
4 bugs and 4 more bugs

4 + 4 = ___
Answer:

Explanation:
The sum of 4 and 4 is 8
4 + 4 = 8

Question 4.
4 fish and 2 more fish

4 + 2 = ___
Answer:

Explanation:
The sum of 4 and 2 is 6
4 + 2 = 6

Problem Solving

Use to show adding to, or joining. Draw the Write the sum.

Question 5.
5 bees and 4 more bees

5 + 4 = ___
Answer:

Explanation:
The sum of 5 and 4 is 9
5 + 4 = 9

Question 6.
4 dogs and 3 more dogs
4 + 3 = ___
Answer:

Explanation:
The sum of 4 and 3 is 7
4 + 3 = 7

Write or draw to solve.

Question 7.
Molly puts 3 grapes in the bowl. Then she puts 5 more grapes in the bowl. How many grapes are in the bowl?

____ grapes
Answer: 8 grapes
Explanation:
3 +5 = 8
8 grapes are in the bowl

Question 8.
H.O.T. Multi-Step Julia has 4 books on the table. She puts 1 more book on the table. Then she puts 2 more BSra books on the table. How many books are on the table?

____ books
Answer:  7 books
Explanation:
4 + 1 + 2 = 7
7 books on the table

Question 9.
Chase sees 4 frogs. 2 frogs are green. 2 frogs are brown. Then he sees 1 more brown frog. How many brown frogs does he see?

___ brown frogs
Answer: 3 brown frogs
Explanation:
2 + 1 = 3
3 brown frogs that he see

Daily Assessment Task

Choose the correct answer.

Question 10.
There are 6 zebras eating grass. Then 3 more zebras join them. How many zebras are eating grass?
(A) 8
(B) 9
(C) 10
Answer: B
Explanation:
6 + 3 = 9
9 zebras are eating grass

Question 11.
Use Tools Which number sentence does the picture show?

(A) 3 + 1 = 4
(B) 3 + 5 = 8
(C) 5 + 5 = 10
Answer: B
Explanation:
3 + 5 = 8
is the sentence that the picture show

Question 12.
Annie picks 5 flowers. Then she picks 2 more. How many flowers does Annie have?
(A) 7
(B) 9
(C) 8

Answer: A
Explanation:
5 + 2 = 7
7 flowers that Annie have

Question 13.
Texas Test Prep Use to show adding to, or joining. What is the sum of 4 and 3?
(A) 1
(B) 7
(C) 6
Answer: B
Explanation:
4 + 3 = 7
the sum of 4 and 3 is 7

Take Home Activity

• Put 3 pennies in one group and 2 pennies in another group. Have your child write an addition sentence to tell about the pennies. Repeat for other combinations of pennies with sums up to 10.

Texas Go Math Grade 1 Lesson 4.2 Homework and Practice Answer Key

Use to show adding to. Draw the . Write the sum.

Question 1.
1 monkey and 5 more monkeys

1 + 5 = ___
Answer:

Explanation:
The sum of 1 and 5 is 6
1 + 5 = 6

Question 2.
3 camels and 6 more camels

3 + 6 = ___
Answer:

Explanation:
The sum of 3 and 6 is 9
3 + 6 = 9

Problem Solving

Write or draw to solve.

Question 3.
Kevin throws the ball to his dog 4 times. Then he throws the ball 4 more times. How many times does he throw the ball?
___ times
Answer: 8 times
Explanation:
4 + 4 = 8
8 times that  he throw the ball

Question 4.
Multi-Step Emily buys 5 shirts. 2 are pink. 3 are blue. Then she buys 2 more shirts. They are red. How many shirts does she buy?
___ shirts
Answer: 7 shirts
Explanation:
5 + 2 = 7 shirts she buy

Lesson Check

Texas Test Prep

Choose the correct answer.

Question 5.
There are 8 children reading. Then I more child joins them. How many children are reading?
(A) 7
(B) 10
(C) 9
Answer: C
Explanation:
8 + 1 = 9
9 children are reading

Question 6.
Which number sentence does the picture show?

(A) 4 + 3 = 7
(B) 4 + 2 = 6
(C) 4 + 5 = 9
Answer: B
Explanation:
4 + 2 = 6
Is the number sentence that the picture show

Question 7.
What is the sum of 3 and 6?
(A) 3
(B) 9
(C) 8
Answer: B
Explanation:
the sum of 3 and 6 is 9

Question 8.
Multi-Step Evan has 5 video games. His brother gives him 2 games. Then he buys 1 more game. How many games does Evan have?
(A) 8
(B) 2
(C) 7
Answer: A
Explanation:
5 + 2 + 1 = 8
8 games that Evan have