Refer to our Texas Go Math Grade 2 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 2 Unit 2 Answer Key Number and Operations: Computation, Money, and Equal Groups.
Texas Go Math Grade 2 Unit 2 Answer Key Number and Operations: Computation, Money, and Equal Groups
Show What You Know
Check your understanding of important skills.
Differences to 10
Write the difference.
Question 1.
6 – 2 = _________
Answer:
4
Explanation:
Difference between 6 and 2 is 4
Question 2.
7 – 4 = ___________
Answer:
3
Explanation:
Difference between 7 and 4 is 3
Go Math Grade 2 Chapter 2 Answer Key Question 3.
10 – 4 = ___________
Answer:
6
Explanation:
Difference between 10 and 4 is 6
Model Tens and Ones to 100
Write how many tens and ones. Write the number.
Question 4.
__________ tens _________ ones = ___________
Answer:
5 tens 4 ones = 54
Explanation:
5 tens and 4 ones is equal to 54.
50 + 4 = 54
Question 5.
__________ tens _________ ones = ___________
Answer:
4 tens 5 ones = 45
Explanation:
4 tens and 5 ones is equal to 45.
40+ 5 = 45
Regroup Tens as Ones.
Regroup 1 ten as 10 ones. Write how many.
Question 6.
47 = 4 tens 7 ones
47 = __________ tens _________ ones
Answer:
47 = 47 ones
Explanation:
1 ten = 10 ones
so
4 tens = 40 ones
47 = 4 tens 7 ones = 40 ones and 7 ones = 47 ones
Texas Go Math Grade 2 Unit 2 Answer Key Question 7.
35 = 3 tens 5 ones
35 = __________ tens _________ ones
Answer:
47 = 35 ones
Explanation:
1 ten = 10 ones
so
3 tens = 30ones
35= 3 tens 5 ones = 30 ones and 5 ones = 35ones
Vocabulary Builder
Visualize It
Fill in the boxes of the graphic organizer.
Review words
difference
regroup
tens
ones
digit
Explanation:
Understand Vocabulary
Draw a line to complete the sentence.
Answer:
Explanation:
Sentences are matched to appropriate sentences
Vocabulary Reader
Tasha’s Cranes
written by Mike Mason
This Take-Home Book belongs to
Tasha folded paper cranes For her senior center friends. She needs 100 cranes in all. She will make them by the tens.
Answer: 10 tens
Explanation:
10 tens = 100 ones
Tasha started and made just 10. Then she a short rest had to take. She subtracted 10 from 100. Wow! She still had 90 more to make.
Answer:
10 – 1 = 9
10 tens – 1 ten = 9 tens
100 – 10 = 90
Explanation:
The next day she folded 40 cranes. How many more does she need? Find 9 tens take away 4 tens And you will know indeed.
Answer:
9 – 4 = 5
9 tens – 4 tens = 5 tens
90 – 40 = 50
Explanation:
On Friday she made 3 more sets of ten. “Am I done?” she wondered then.
Answer:
5 – 3 = 2
5 tens – 3 tens = 2 tens
50 -30 = 20
Explanation:
5 tens less 3 tens leaves 2 tens to do. So on Saturday she made 20 more. Finally 100 done. She was through!
Answer:
50 + 30 + 20 = 100
At the senior center she gave away the 1 100 cranes—everyone. The senior citizens thanked her for what she had done.
Answer:
Write about the Math
Write Math: Look at the picture. Draw and write your own story about the cranes. Include subtracting tens in your story.
Vocabulary Review
tens
subtract
take away
Answer:
Meara made 5 cranes. she counts 1 as 10.she shared 3 cranes with Meena.
how many does she had?
How Many Tens?
5 tens – 3 tens = 2 tens
This picture shows the cranes that the children in Keisha’s class made.
Go Math Grade 2 Answer Key Unit 2 Question 1.
In the picture of the cranes above, circle groups of tens. How many groups of 10 cranes are there?
__________ groups of 10 cranes
How many cranes are in the picture?
_________ cranes
Answer:
3 groups of 10 cranes
3 x 10 = 30 cranes
Question 2.
Keisha’s classmates want to make 100 crones. How many tens are in 100?
_______ tens
Answer:
10 x 10 = 100
there are 10 tens in the 100
Go Math Unit 2 Answer Key Grade 2 Question 3.
Look at the picture of the cranes above. How many more groups of 10 cranes are needed to have 100 cranes in all?
_______ more groups of 10 cranes
Answer:
7 more groups of 10 cranes
are needed to have 100 cranes in all
Math Board: Write a question about the story that has to do with subtracting tens. Have a classmate answer your question.
Answer:
Meshack made 8 cranes
they need 4 out of them for selling
80 – 40 = 40
So he has 4 tens left.