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 Unit 2 Assessment Answer Key.
Texas Go Math Grade 1 Unit 2 Assessment Answer Key
Vocabulary
Use the words in the box to complete the sentence.
Question 1.
____ to show 6 + 2. (p. 214)
Answer:
Question 2.
____ to show 9 + 4. (p.244)
Answer:
Question 3.
___ to show 6 – 2. (p.258)
Answer:
Concepts and Skills
Use to add and to subtract.
Question 4.
What is 9 – 3? TEKS 1.3.D
Answer:
Explanation:
The sum of 3 and 6 is 9
The difference of 9 and 3 is 6
Question 5.
What is 10 – 6? TEKS 1.3.D
Answer:
Explanation:
The sum of 6 and 4 is 10
The difference of 10 and 6 is 4
Count. Write the total value. TEKS 1.4.A
Question 6.
Answer:
Explanation:
1 dime = 10cents
1 Nickel = 5
1 penny = 1
20 + 5 + 1 = 26cents
Question 7.
Answer:
Explanation:
1 dime = 10 cents
1 nickel = 5 cents
1 penny = 1
10 + 5 + 3 = 18
Texas Test Prep
Choose the correct answer.
Question 8.
Which shows a way to take apart 10? TEKS 1.3.D
Answer:
Explanation:
16 – 6 = 10
10 is taken apart
Question 9.
Which way shows how to make a ten to solve 9 + 5? TEKS 1.3. D
(A) 9 + 5 + 4
(B) 9 + 1 + 4
(C) 4 + 5 + 4
Answer: B
Explanation:
9 + 5 = 14
9 + 1 + 4 = 14
Question 10.
Count on to solve 7 + 2. TEKS 1.3.D
(A) 7
(B) 2
(C) 9
Answer: C
Explanation:
7 + 2 = 9
The sum of 7 and 2 is 9.
Question 11.
Which is a doubles fact? TEKS 1.3.D
Answer:
Explanation:
5 +5 = 10 is a double fact.
Question 12.
Which coin has a value of 25¢? TEKS 1.4.A
Answer:
Explanation:
25¢ = 1 quarter dollar
Texas Test Prep
Choose the correct answer.
Question 13.
Brandy has 2 dimes. Which group of coins has the same value? TEKS 1.4.C
Answer:
Explanation:
1 dime = 10cents
2 x 10 = 20
1 nickel = 5 cents
4 x 5 = 20 cents.
Question 14.
Which shows a way to make a ten to subtract? TEKS 1.3.D
15 – 9 = ___
Answer:
Explanation:
15 – 9 = 6
Bubbled the correct option.
Question 15.
Allissa has 12 cupcakes. She needs 15 for a party. How many more cupcakes does she need? TEKS 1.3.E
(A) 10
(B) 8
(C) 3
Answer: C
Explanation:
12 + 3 = 15
She need 3 more cupcakes.
Texas Test Prep
Choose the correct answer.
Question 16.
Which subtraction sentence is shown? TEKS 1.3.F
(A) 15 – 6 = 9
(B) 11 + 6 = 5
(C) 18 – 8 = 10
Answer: C
Explanation:
18 – 8 = 10
The difference of 18 and 8 is 10.
Question 17.
Use or real objects to solve. Ben chooses 3 addends and finds the sum. He uses the following strategies.
- Add 3 numbers.
- Add doubles.
- Make a 10 to add.
- Add in any order.
Show 3 addends Ben may choose. Write a number sentence and find the sum. Then use pictures or words to describe your model.
Justify. Explain why your answer is reasonable. TEKS 1.3.D, 1.3.E
- What information am I given?
- What is my plan or strategy?
- How can I solve?
- How can I check my answer?
Answer:
The information is about the addition to make a 10
strategy to make 10
3 + 3 + 3 +1 = 10