All the solutions provided in **McGraw Hill My Math Grade 1 Answer Key PDF Chapter 1 Lesson 10 Ways to Make 9 **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 1 Lesson 10 Ways to Make 9

**Explore and Explain**

**Teacher Directions:** Use two crayons to color the stars to show a way to make 9. Write the addition number sentence.

Explanation:

The sum of 5 and 4 is 9

5 + 4 = 9

**See and Show**

There are many ways to make a sum of 9.

Explanation:

The sum of

1 + 8 = 9

2 + 7 = 9

3 + 6 = 9

The addends are different but the sum is same.

**Use Work Mat 3 and to show different ways to make a sum of 9. Write the numbers.**

**Ways to Make 9**

Question 1.

____ + _____ = 9

Answer:

1 + 8 = 9

Explanation:

The addends are different but the sum is same.

Question 2.

____ + _____ = 9

Answer:

2 + 7 = 9

Explanation:

The addends are different but the sum is same.

Question 3.

____ + _____ = 9

Answer:

3 + 6 = 9

Explanation:

The addends are different but the sum is same.

Question 4.

____ + _____ = 9

Answer:

4 + 5 = 9

Explanation:

The addends are different but the sum is same.

Question 5.

____ + _____ = 9

Answer:

5 + 4 = 9

Explanation:

The addends are different but the sum is same.

Question 6.

____ + _____ = 9

Answer:

6 + 3 = 9

Explanation:

The addends are different but the sum is same.

Question 7.

____ + _____ = 9

Answer:

7 + 2 = 9

Explanation:

The addends are different but the sum is same.

Question 8.

____ + _____ = 9

Answer:

0 + 9 = 9

Explanation:

The addends are different but the sum is same.

Question 8.

____ + _____ = 9

Answer:

9 + 0 = 9

Explanation:

The addends are different but the sum is same.

**Talk Math** Why do you get the same sum when you add 6 + 3 and 7 + 2?

**On My Own**

**Use Work Mat 3 and Add**

Question 9.

5 + 4 = ____

Answer:

9

Explanation:

The sum of 5 and 4 is 9

5 + 4 = 9

Question 10.

2 + 5 = ____

Answer:

7

Explanation:

The sum of 2 and 5 is 7

2 + 5 = 7

Question 11.

4 + 2 = ____

Answer:

6

Explanation:

The sum of 4 and 2 is 6

4 + 2 = 6

Question 12.

5 + 3 = ____

Answer:

8

Explanation:

The sum of 5 and 3 is 8

5 + 3 = 8

Question 13.

2 + 7 = ____

Answer:

9

Explanation:

The sum of 2 and 7 is 9

2 + 7 = 9

Question 14.

4 + 3 = ____

Answer:

7

Explanation:

The sum of 4 and 3 is 7

4 + 3 = 7

Question 15.

3 + 6 = ___

Answer:

9

Explanation:

The sum of 3 and 6 is 9

3 + 6 = 9

Question 16.

4 + 4 = ____

Answer:

8

Explanation:

The sum of 4 and 4 is 8

4 + 4 = 8

Question 17.

8 + 1 = ___

Answer:

9

Explanation:

The sum of 8 and 1 is 9

8 + 1 = 9

Question 18.

6 + 1 = ___

Answer:

7

Explanation:

The sum of 6 and 1 is 7

6 + 1 = 7

Question 19.

1 + 4 = ____

Answer:

5

Explanation:

The sum of 1 and 4 is 5

1 + 4 = 5

Question 20.

2 + 6 = ____

Answer:

8

Explanation:

The sum of 2 and 6 is 8

2 + 6 = 8

Question 21.

Answer:

Explanation:

The sum of 7 and 1 is 8

7 + 1 = 8

Question 22.

Answer:

Explanation:

The sum of 0 and 9 is 9

0 + 9 = 9

Question 23.

Answer:

Explanation:

The sum of 1 and 8 is 9

1 + 8 = 9

Question 24.

Answer:

Explanation:

The sum of 4 and 2 is 6

4 + 2 = 6

Question 25.

Answer:

Explanation:

The sum of 9 and 0 is 9

9 + 0 = 9

Question 26.

Answer:

Explanation:

The sum of 6 and 3 is 9

6 + 3 = 9

**Problem Solving**

**Write on addition number sentence.**

Question 27.

There are 3 yellow fish and 6 red fish in a pond. How many fish are there in all?

_____ + _____ = _____ fish

Answer:

3 + 6 = 9

Explanation:

There are 3 yellow fish and 6 red fish in a pond.

6 + 3 = 9

9 fishes in the pond

Question 28.

There are 4 turtles in a pond. 5 turtles are walking to the pond. How many turtles are there in all?

Answer:

9 turtles

Explanation:

There are 4 turtles in a pond. 5 turtles are walking to the pond

4 + 5 = 9

so, there are 9 turtles.

**Write Math** Is there more than one to make 9? Explain.

_____________________

_____________________

_____________________

_____________________

Explanation:

Yes, There are many ways to make 9

4 + 5 = 9

6 + 3 = 9

5 + 4 = 9

2 + 7 = 9

### McGraw Hill My Math Grade 1 Chapter 1 Lesson 10 My Homework Answer Key

**Practice**

**Write different ways to make 9.**

**Ways to Make 9**

Question 1.

_____ + ____ = 9

Answer:

4 + 5 = 9

Explanation:

The sum of 4 and 5 is 9

Addends are different but sum is same.

Question 2.

_____ + ____ = 9

Answer:

3 + 6 = 9

Explanation:

The sum of 3 and 6 is 9

Addends are different but sum is same.

Question 3.

_____ + ____ = 9

Answer:

2 + 7 = 9

Explanation:

The sum of 2 and 7 is 9

Addends are different but sum is same.

Question 4.

_____ + ____ = 9

Answer:

1 + 8 = 9

Explanation:

The sum of 1 and 8 is 9

Addends are different but sum is same.

Question 5.

_____ + ____ = 9

Answer:

6 + 3 = 9

Explanation:

The sum of 6 and 3 is 9

Addends are different but sum is same.

Question 6.

_____ + ____ = 9

Answer:

0 + 9 = 9

Explanation:

The sum of 0 and 9 is 9

Addends are different but sum is same.

**Add.**

Question 7.

4 + 5 = ___

Answer:

9

Explanation:

The sum of 4 and 5 is 9

4 + 5 = 9

Question 8.

2 + 7 = ____

Answer:

9

Explanation:

The sum of 2 and 7 is 9

2 + 7 = 9

**Add.**

Question 9.

Answer:

Explanation:

The sum of 6 and 3 is 9

6 + 3 = 9

Question 10.

Answer:

Explanation:

The sum of 5 and 1 is 6

5 + 1 = 6

Question 11.

Answer:

Explanation:

The sum of 9 and 0 is 9

9 + 0 = 9

Question 12.

Answer:

Explanation:

The sum of 4 and 3 is 7

4 + 3 = 7

Question 13.

Answer:

Explanation:

The sum of 7 and 2 is 9

7 + 2 = 9

Question 14.

Answer:

Explanation:

The sum of 5 and 3 is 8

5 + 3 = 8

Question 15.

There are 5 owls sitting on a tree. There are 4 other owls flying. How many owls are there in all?

___ owls

Answer:

9 owls

Explanation:

There are 5 owls sitting on a tree.

There are 4 other owls flying.

5 + 4 = 9

so, 9 owls are there in all.

**Test Practice**

Question 16.

Which is not a way to make a sum of 9?

(A) 5 + 4

(B) 1 + 8

(C) 8 + 0

(D) 6 + 3

Answer:

A

Explanation:

5 + 4 = 9

The sum of 5 and 4 is 9

**Math at Home** Give your child 9 objects. Have your child show different ways to make two groups to show 9.

There are 4 apples and 5 bees

4 + 5 = 9