We included **H****MH Into Math Grade 1 Answer Key**** PDF** **Module 1 Lesson 1 Represent Addition** to make students experts in learning maths.

## HMH Into Math Grade 1 Module 1 Lesson 1 Answer Key Represent Addition

I Can represent addition using equations, pictures, and objects.

**Spark Your Learning**

How can you use the number of big dogs and the number of little dogs to find how many dogs are in the picture?

Answer:

Explanation:

There are 2 big dogs and 5 small dogs in the above picture

2 + 5 = 7

So, there are 7 dogs in all.

Read the problem to children. Have pairs choose tools and work together to show and solve the problem.

**Build Understanding**

There are 7 blue fish and 5 yellow fish in a tank. How many fish are in the tank?

A. How can you show the problem?

Answer:

B. How many blue fish are there? __

How many yellow fish are there? ___

C. How can you write an equation to find the sum?

___ = ___ + ___

D. There are ___ fish in the tank.

Explanation:

There are 7 blue fishes

There are 5 yellow fishes

7 + 5 = 12 is the addition equation

So, there are 12 fishes in the tank.

**Turn and Talk** In an equation, what equal sign mean?

There are 6 cats. 9 more cats join them. How many cats are there now?

A. How can you show the problem?

Answer:

B. Add. Write an equation to solve.

__ + __ = ___

C. There are ____ cats now.

Explanation:

There are 6 cats. 9 more cats join them

The equation is 6 + 9 = 15

So, there are 15 cats now.

**Check Understanding Math Board**

**Write an equation to solve.**

Question 1.

Harry sees these animals. How many animals does he see?

___ + ___ = ____

___ animals

Answer:

8 + 5 = 13

Explanation:

Harry sees these animals

There are 8 tortoises and 5 rats

8 + 5 = 13

So, Harry sees 13 animals.

**Add. Write the sum.**

Question 2.

6 + 3 = __

Answer:

Explanation:

I drew counters to show

6 + 3 = 9

The sum of 6 and 3 is 9.

Question 3.

7 + 7 = __

Answer:

Explanation:

I drew counters to show

7 + 7 = 14

The sum of 7 and 7 is 14.

Question 4.

___ = 5 + 1

Answer:

Explanation:

I drew counters to show

5 + 1 = 6

The sum of 5 and 1 is 6.

**On Your Own**

**Write an equation to solve.**

Question 5.

**Model with Mathematics** Nathan has 2 cats. Larissa has 4 cats. How many cats do they have?

___ + __ = ___

___ cats

Answer:

Explanation:

Nathan has 2 cats

Larissa has 4 cats

The equation is 2 + 4 = 6

So, they have 6 cats.

Question 6.

**Open Ended** Paul and Rachel have a total of 16 slickers. Write an equation to show how many stickers Paul and Rachel could each have. Draw to show your thinking.

___ = __ + ___

Answer:

Explanation:

Paul and Rachel have a total of 16 slickers

Paul have 10 stickers and Rachel have 6 stickers

16 = 10 + 6

So, Each could have 10 and 6 stickers respectively.

**Add. Write the sum.**

Question 7.

6 + 1 = ___

Answer:

Explanation:

I drew counters to show

6 + 1 = 7

The sum of 6 and 1 is 7.

Question 8.

2 + 8 = ___

Answer:

Explanation:

I drew counters to show

2 + 8 = 10

The sum of 2 and 8 is 10.

Question 9.

4 + 9 = ___

Answer:

Explanation:

I drew counters to show

4 + 9 = 13

The sum of 4 and 9 is 13.

Question 10.

___ = 4 + 6

Answer:

Explanation:

I drew counters to show

4 + 6 = 10

The sum of 4 and 6 is 10.

Question 11.

___ = 3 + 5

Answer:

Explanation:

I drew counters to show

3 + 5 = 8

The sum of 3 and 5 is 8.

Question 12.

___ = 8 + 7

Answer:

Explanation:

I drew counters to show

8 + 7 = 15

The sum of 8 and 7 is 15.

**I’m in a Learning Mindset!**

Was I able to follow the directions? What part of the directions were not clear?

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