This handy Math in Focus Grade 1 Workbook Answer Key Chapter 2 Number Bonds detailed solutions for the textbook questions.
Math in Focus Grade 1 Chapter 2 Answer Key Number Bonds
Put On Your Thinking Cap!
Challenging practice
Make a number bond with three numbers from the bag. Use each number once.
Question 1.
Answer:
5 + 3 = 8
Explanation:
The combination of 5 and 3 makes 8
4 + 3 = 7
but we have to use the number only once
we should not repeat the number
Question 2.
Answer:
9 + 1 = 10
Explanation:
The combination of 9 and 1 makes 10
8 + 2 = 10
but we have to use the number only once
we should not repeat the number
Put On Your Thinking Cap!
Write five numbers from 1 to 10 on each clown to complete the number bonds. Use each number once for each clown.
Example
Question 1.
Answer:
Explanation:
Written five numbers from 1 to 10 on each clown.
completed the number bonds.
5 + 1 = 6
1 + 3 = 4
6 + 4 = 10
Question 2.
Answer:
Explanation:
Written five numbers from 1 to 10 on each clown.
completed the number bonds.
5 + 1 = 6
1 + 2 = 3
6 + 3 = 9
Chapter Review/Test
Vocabulary
Choose the correct word.
Question 1.
Answer:
Explanation:
The whole of 7 is parted as 3 and 4
The total process is called a number bond.
Question 2.
3, 4, and 7 make a _______
Answer:
3 + 4 + 7 = 14
Explanation:
The sum of 3 and 4 is 7
And the sum of 7 and 7 is 14
Concepts and Skills
Complete the number bonds.
Fill in the blanks.
Question 3.
Answer:
Explanation:
Here there are 2 butterflies and 6 honey bees
2 + 6 = 8
The number bond shows 2 and 6 makes the number 8
What number make 7?
Question 4.
Answer:
Explanation:
The number bond of 7
Different combination of numbers used make the number bond of 7
2 + 5 = 7
1 + 6 = 7
3 + 4 = 7
Look at the picture. Complete the number bond. Fill in the blanks.
Question 5.
Answer:
Explanation:
8 + 1 = 9
The weigh scale shows how the balance is made
8 + 1 in left side and 9 is on the other side
so, to represent both are equal.
What other numbers make 9?
Question 6.
Answer:
Explanation:
The number bond of 9
Different combination of numbers used make the number bond of 9
2 + 7 = 9
3 + 6 = 9
4 + 5 = 9