All the solutions provided inÂ **McGraw Hill My Math Grade 1 Answer Key PDF Chapter 2 Lesson 11 Subtract from 9 **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 2 Lesson 11 Subtract from 9

**Explore and Explain**

Answer:

**Teacher Directions:** Use to model. There are 9 bugs on a flower. 2 of the bugs fly away. How many bugs are left? Trace your cubes and mark Xs on the bugs that fly away. Write the subtraction number sentence.

**See and Show**

There are many ways to subtract from 9.

Subtract 3 from 9.

9 – 3 = __6__

The difference is 6

Subtract 5 from 9

9 – 5 = __4__

The difference is 4

**Start with 9 Subtract some cubes. Write different ways to subtract from 9.**

**Subtract from 9**

Question 1.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 1 cube

Crossed out 1

So, the difference of 9 and 1 is 8.

Question 2.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 2 cubes

Crossed out 2

So, the difference of 9 and 2 is 7.

Question 3.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 3 cubes

Crossed out 3

So, the difference of 9 and 3 is 6.

Question4.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 4 cubes

Crossed out 4

So, the difference of 9 and 4 is 5.

Question 5.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 5 cubes

Crossed out 5

So, the difference of 9 and 5 is 4.

Question 6.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 6 cubes

Crossed out 6

So, the difference of 9 and 6 is 3.

Question 7.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 7 cubes

Crossed out 7

So, the difference of 9 and 7 is 2.

Question 8.

9 – ____ = _____

Answer:

Explanation:

I started with 9

Subtracted 8 cubes

Crossed out 8

So, the difference of 9 and 8 is 1.

**Talk Math** How do you know when to subtract?

**On My Own**

**Use Work Mat 3 and Subtract.**

Question 9.

7 – 5 = ____

Answer:

Explanation:

I started with 7

Subtracted 5 cubes

Crossed out 5

So, the difference of 7 and 5 is 2.

Question 10.

9 – 3 = ____

Answer:

Explanation:

I started with 9

Subtracted 3 cubes

Crossed out 3

So, the difference of 9 and 3 is 6.

Question 11.

9 – 2 = ____

Answer:

Explanation:

I started with 9

Subtracted 2 cubes

Crossed out 2

So, the difference of 9 and 2 is 7.

Question 12.

5 – 3 = ____

Answer:

Question 13.

9 – 0 = ____

Answer:

Explanation:

I started with 9

Subtracted 0 cubes

Crossed out 0

So, the difference of 9 and 0 is 9.

Question 14.

9 – 4 = ____

Answer:

Explanation:

I started with 9

Subtracted 4 cubes

Crossed out 4

So, the difference of 9 and 4 is 5.

Question 15.

6 – 2 = ____

Answer:

Explanation:

I started with 6

Subtracted 2 cubes

Crossed out 2

So, the difference of 6 and 2 is 4.

Question 16.

9 – 4 = ____

Answer:

Explanation:

I started with 9

Subtracted 4 cubes

Crossed out 4

So, the difference of 9 and 4 is 5.

Question 17.

9 – 8 = ____

Answer:

Explanation:

I started with 9

Subtracted 8 cubes

Crossed out 8

So, the difference of 9 and 8 is 1.

Question 18.

7 – 7 = ____

Answer:

Explanation:

I started with 7

Subtracted 7 cubes

Crossed out 7

So, the difference of 7 and 7 is 0.

Question 19.

Answer:

Explanation:

The difference of 7 and 0 is 7

So, 7 – 0 = 7.

Question 20.

Answer:

Explanation:

The difference of 9 and 6 is 3

So, 9 – 6 = 3.

Question 21.

Answer:

Explanation:

The difference of 9 and 9 is 0

So, 9 – 9 = 0.

Question 22.

Answer:

Explanation:

The difference of 9 and 7 is 2

So, 9 – 7 = 2.

Question 23.

Answer:

Explanation:

The difference of 9 and 1 is 8

So, 9 – 1 = 8.

Question 24.

Answer:

Explanation:

The difference of 9 and 2 is 7

So, 9 – 2 = 7.

**Problem Solving**

**Solve. Use Work Mat 3 and if needed.**

Question 25.

Andre had 9 hats. He lost 5 of them. How many hats does Andre have left?

_____ hats

Answer:

4 hats

Explanation:

Andre had 9 hats

He lost 5 of them

I started with 9

Subtracted 5 cubes

Crossed out 5

The difference of 9 and 5 is 4

So, 4 hats are left.

Question 26.

7 ladybugs are climbing on a fence. 3 ladybugs fly away. How many ladybugs are left?

_____ lady bugs

Answer:

4 lady bugs

Explanation:

7 ladybugs are climbing on a fence

3 ladybugs fly away

I started with 7

Subtracted 3 cubes

Crossed out 3

The difference of 7 and 3 is 4

So, 4 lady bugs are left.

**Write Math** Why is the answer to a subtraction problem called the difference?

______________________________________

______________________________________

______________________________________

______________________________________

Answer:

The answer to a subtraction problem is called the difference because it is the difference between the two number in the problem. For example 10â€“3=7 seven is the difference between ten and three

### McGraw Hill My Math Grade 1 Chapter 2 Lesson 11 My Homework Answer Key

**Practice**

**Write different ways to subtract from 9.**

Question 1.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 1 cube

Crossed out 1

So, the difference of 9 and 1 is 8.

Question 2.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 2 cubes

Crossed out 2

So, the difference of 9 and 2 is 7.

Question 3.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 3 cubes

Crossed out 3

So, the difference of 9 and 3 is 6.

Question 4.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 4 cubes

Crossed out 4

So, the difference of 9 and 4 is 5.

Question 5.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 5 cubes

Crossed out 5

So, the difference of 9 and 5 is 4.

Question 6.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 6 cubes

Crossed out 6

So, the difference of 9 and 6 is 3.

Question 7.

9 – ____ = ____

Answer:

Explanation:

I started with 9Â

Subtracted 7 cubes

Crossed out 7

So, the difference of 9 and 7 is 2.

Question 8.

9 – ____ = ____

Answer:

Explanation:

I started with 9

Subtracted 9 cubes

Crossed out 9

So, the difference of 9 and 9 is 0.

**Subtract.**

Question 9.

9 – 3 = ____

Answer:

Explanation:

I started with 9

Subtracted 3 cubes

Crossed out 3

So, the difference of 9 and 3 is 6.

Question 10.

9 – 4 = _____

Answer:

Explanation:

I started with 9

Subtracted 4 cubes

Crossed out 4

So, the difference of 9 and 4 is 5.

**Subtract.**

Question 11.

9 – 2 = ____

Answer:

Explanation:

I started with 9

Subtracted 2 cubes

Crossed out 2

So, the difference of 9 and 2 is 7.

Question 12.

9 – 6 = ____

Answer:

Explanation:

I started with 9

Subtracted 6 cubes

Crossed out 6

So, the difference of 9 and 6 is 3.

Question 13.

7 – 3 = ____

Answer:

Explanation:

I started with 7

Subtracted 3 cubes

Crossed out 3

So, the difference of 7 and 3 is 4.

Question 14.

9 – 5 = ____

Answer:

Explanation:

I started with 9

Subtracted 5 cubes

Crossed out 5

So, the difference of 9 and 5 is 4.

Question 15.

Answer:

Explanation:

The difference of 9 and 9 is 0

So, 9 – 9 = 0.

Question 16.

Answer:

Explanation:

The difference of 5 and 2 is 3

So, 5 – 2 = 3

Question 17.

Answer:

Explanation:

The difference of 9 and 0 is 9

So, 9 – 0Â = 9.

Question 18.

There are 9 frogs on a lily pad. 7 of the frogs hop in the water. How many frogs are left on the lily pad?

____ frogs

Answer:

2 frogs

Explanation:

There are 9 frogs on a lily pad

7 of the frogs hop in the water

I started with 9

Subtracted 7 cubes

Crossed out 7

The difference of 9 and 7 is 2

So, 2 frogs are left in the lily pad.

**Test Practice**

Question 19.

9 – 1 = _____

(A) 6

(B) 7

(C) 8

(D) 9

Answer:

(C) 8

Explanation:

I started with 9

Subtracted 1 cubes

Crossed out 1

So, the difference of 9 and 1 is 8.

**Math at Home** Collect a group of 9 objects. Have your child show you all of the numbers they can subtract from 9. Have him or her write a subtraction number sentence.