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## McGraw-Hill Math Grade 3 Chapter 5 Test Answer Key

**Divide. Use objects, multiply, or subtract to solve.**

Question 1.

8 ÷ 2 = ___

Answer:

8 ÷ 2 = 4

Explanation:

I subtracted 2 from 8 until i reach 0

I subtracted 2 from 8 four times

So, 8 ÷ 2 = 4.

Question 2.

4 ÷ 4 = ___

Answer:

4 ÷ 4 = 1

Explanation:

Any number divided by itself is 1

Four divided by four is 1

So, 4 ÷ 4 = 1.

Question 3.

4 ÷ 2 = ___

Answer:

4 ÷ 2 = 2

Explanation:

I subtracted 2 from 4 until i reach 0

I subtracted 2 from 4 two times

So, 4 ÷ 2 = 2.

Question 4.

2 ÷ 2 = ___

Answer:

2 ÷ 2 = 1

Explanation:

Any number divided by itself is 1

Two divided by two is 1

So, 2 ÷ 2 = 1.

Question 5.

16 ÷ 4 = ___

Answer:

16 ÷ 4 = 4

Explanation:

I subtracted 4 from 16 until i reach 0

I subtracted 4 from 16 four times

So, 16 ÷ 4 = 4.

Question 6.

32 ÷ 4 = ___

Answer:

32 ÷ 4 = 8

Explanation:

I subtracted 4 from 32 until i reach 0

I subtracted 4 from 32 eight times

So, 32 ÷ 4 = 8.

Question 7.

18 ÷ 2 = ___

Answer:

18 ÷ 2 = 9

Explanation:

I subtracted 2 from 18 until i reach 0

I subtracted 2 from 18 nine times

So, 18 ÷ 2 = 9.

Question 8.

36 ÷ 4 = __

Answer:

36 ÷ 4 = 9

Explanation:

I subtracted 4 from 36 until i reach 0

I subtracted 4 from 36 nine times

So, 36 ÷ 4 = 9.

Question 9.

Answer:

Explanation:

Fifteen divided by three equals five

So, 15 ÷ 3 = 5.

Question 10.

Answer:

Explanation:

Any number divided by 1 is the number itself

So, 6 ÷ 1 = 6.

Question 11.

Answer:

Explanation:

Fifteen divided by five equals three

So, 15 ÷ 5 = 3.

Question 12.

Answer:

Explanation:

Any number divided by 1 is the number itself

So, 9 ÷ 1 = 9.

Question 13.

Answer:

Explanation:

Zero divided by any number is zero

So, 0 ÷ 3 = 0.

Question 14.

Answer:

Explanation:

Twenty five divided by five equals five

So, 25 ÷ 5 = 5.

Question 15.

Answer:

Explanation:

Twenty one divided by three is seven

So, 21 ÷ 3 = 7.

Question 16.

Answer:

Explanation:

Any number divided by 1 is the number itself

So, 4 ÷ 1 = 4.

Question 17.

Answer:

Explanation:

Twenty seven divided by three is nine

So, 27 ÷ 3 = 9.

Question 18.

Answer:

Explanation:

Ten divided by five is two

So, 10 ÷ 5 = 2.

Question 19.

Answer:

Explanation:

Twenty divided by five is four

So, 20 ÷ 5 = 4.

Question 20.

Answer:

Explanation:

Any number divided by 1 is the number itself

So, 5 ÷ 1 = 5.

Question 21.

Fill in the blanks. Use the 9 as the dividend and 3 as the divisor. Then solve.

______ ÷ ____ = ______

Answer:

9 ÷ 3 = 3

Explanation:

I subtracted 3 from 9 until i reach 0

I subtracted 3 from 9 three times

So, 9 ÷ 3 = 3.

**Divide to find the missing factor.**

Question 22.

3 × ? = 21

______ ÷ ____ = ______

_____ × 7 = 21

Answer:

21 ÷ 3 = 7

3 × 7 = 21

Explanation:

Division can help to multiply

3 x ? = 21

The division sentence with the given numbers

21 ÷ 3 = ?

21 ÷ 3 = 7

The quotient is the missing factor

So, 3 x 7 = 21.

Question 23.

? × 4 = 16

______ ÷ ____ = ______

_____ × 4 = 16

Answer:

16 ÷ 4 = 4

4 × 4 = 16

Explanation:

Division can help to multiply

? x 4 = 16

The division sentence with the given numbers

16 ÷ 4 = ?

16 ÷ 4 = 4

The quotient is the missing factor

So, 4 x 4 = 16.

**Multiply to find the quotient.**

Question 24.

28 ÷ 4 = ?

_____ × ____ = _____

28 ÷ 4 = ____

Answer:

4 × 7 = 28

28 ÷ 4 = 7

Explanation:

Multiplication can help to divide

28 ÷ 4 = ?

The multiplication equation with the given numbers

4 x ? = 28

4 x 7 = 28

So, 28 ÷ 4 = 7.

Question 25.

14 ÷ 2 = ___

_____ × ____ = _____

14 ÷ 2 = ____

Answer:

2 × 7 = 14

14 ÷ 2 = 7

Explanation:

Multiplication can help to divide

14 ÷ 2 = ?

The multiplication equation with the given numbers

2 x ? = 14

2 x 7 = 14

So, 14 ÷ 2 = 7.

Question 26.

Read the division problem. Write the multiplication sentence you can use to solve it.

Mr. Newton is making 3 winter coats. Each coat must have an equal number of buttons. How many buttons should he sew on each coat if he has 12 buttons?

_________________

Answer:

4 buttons

Explanation:

Mr. Newton is making 3 winter coats

Each coat must have an equal number of buttons

He has 12 buttons

Multiplication can help to divide

12 ÷ 3 = ?

The multiplication equation with the given numbers

3 x ? = 12

3 x 4 = 12

So, 12 ÷ 3 = 4

So, Mr. Newton should sew 4 buttons on each coat if he has 12 buttons.

Question 27.

Write the fact family that uses 4, 32, and 8.

_________ × ____ = _____

_________ × ____ = _____

_____ ÷ _____ = ____

_____ ÷ _____ = ____

Answer:

8 x 4 = 32

4 x 8 = 32

32 ÷ 4 = 8

32 ÷ 8 = 4

Explanation:

Some multiplication and division sentences use the same numbers.

They make up a fact family

I wrote the fact family for the numbers 4, 32 and 8.

Question 28.

Faith picks 45 strawberries. She wants to give 5 strawberries each to 9 friends. Does she have enough strawberries?

Answer:

Yes, Faith have enough strawberries

Explanation:

Faith picks 45 strawberries

She wants to give 5 strawberries each to 9 friends

Divide 45 by 5 to check whether Faith have enough strawberries to give 9 friends

45 ÷ 5 = ?

5 x ? = 45

5 x 9 = 45

So, Faith have enough strawberries to give 9 of his friends.

Question 29.

It takes 4 lemons to make 1 pitcher of lemonade. Ryan has 24 lemons. Ryan has 5 trays of ice. How many pitchers can Ryan make if he uses all the lemons? If you need to, draw a picture to help solve.

Answer:

Explanation:

I drew 6 rows with 4 circles in each row

It takes 4 lemons to make 1 pitcher of lemonade

Ryan has 24 lemons

I made 4 lemons as a group

I could make 6 such groups

So, Ryan can make 4 pitchers of lemonade using all the 24 lemons.