We included **HMH Into Math Grade 3 Answer Key**** PDF** **Module 7 Relate Multiplication and Division **to make students experts in learning maths.

## HMH Into Math Grade 3 Module 7 Answer Key Relate Multiplication and Division

**What Is The Hidden Letter?**

- Complete the equations. Then shade the factors or products on the hundred chart.

- What letter do you see? ___

Answer:

**Turn and Talk**

• Explain how finding the product for 2 × 8 = is different from finding the unknown factor for × 8 = 16. What does that tell you about the relationship between multiplication and division?

Answer:

n = 2.

Explanation:

Gien the product is 2 × 8 = which is 16 and let the missing digit be n for the equation n × 8 = 16 where n is 16÷8 = 2. The relationship between multiplication and division is, here division is the inverse operation of multiplication.

**Are You Ready?**

**Complete these problems to review prior concepts and skills you will need for this module.**

**Think Addition to Subtract**

**Write a related addition fact to help you subtract.**

Question 1.

13 – 8 =

___ + __ = ___

13 – 8 = ____

Answer:

13 – 8 = 5,

13 – 5 = 8,

8 + 5 = 13.

Explanation:

The subtraction of 13 – 8 is 5 and 13 – 5 is 8 and addition is 8 + 5 = 13.

Question 2.

17 – 9 =

___ + __ = ___

17 – 9 = ____

Answer:

17 – 9 = 8,

17 – 8 = 9,

9 + 8 = 17.

Explanation:

The subtraction of 17 – 9 is 8 and 17 – 8 is 9 and addition is 9 + 8 = 17.

Question 3.

15 – 8 =

___ + __ = ___

15 – 8 = ____

Answer:

15 – 8 = 7,

15 – 7 = 8,

8 + 7 = 15.

Explanation:

The subtraction of 15 – 8 is 7 and 15 – 7 is 7 and addition is 8 + 7 = 15.

Question 4.

12 – 9 =

___ + __ = ___

12 – 9 = ____

Answer:

12 – 9 = 3,

12 – 3 = 9,

9 + 3 = 12.

Explanation:

The subtraction of 12 – 9 is 3 and 12 – 3 is 9 and addition is 9 + 3 = 12.

**Array Models**

**Complete the equation to find the total.**

Question 5.

Answer:

The number in each group is 9.

Explanation:

Given the counters is 36 and the number of equal groups is 4. So the number in each group is 9.

Question 6.

Answer:

4×5 = 20.

Explanation:

As there are 5 rows and 4 columns, the equation will be 4×5 = 20.

**Represent Division**

**Complete the table. Use counters to help.**

Question 7.

Answer:

The number in each group is 9.

Explanation:

Given the counters is 36 and the number of equal groups is 4. So the number in each group is 36÷4 = 9.

Question 8.

Answer:

The number in equal groups is 8.

Explanation:

Given the counters is 56 and the number of equal groups is 8. So the number in equal groups is 56÷7 = 8.

Question 9.

Answer:

The number in equal groups is 7.

Explanation:

Given the counters is 42 and the number of equal groups is 7. So the number in equal groups is 42÷6 = 7.

Question 10.

Answer:

The number in each group is 5.

Explanation:

Given the counters is 30 and the number of equal groups is 6. So the number in each group is 30÷6 = 5.