We included **HMH Into Math Grade 1 Answer Key PDF** **Module 13 Two-Digit Addition and Subtraction **to make students experts in learning maths.

## HMH Into Math Grade 1 Module 13 Answer Key Two-Digit Addition and Subtraction

**Puzzle Piece Addition**

Write addends to complete each puzzle.

Answer:

**Turn and Talk**

How could you write three different ways to make a sum of 20?

Answer:

11 + 7 = 20, 10 + 10 = 20 and 12 + 8 = 20

These are 3 of the ways to write make a sum of 20.

**Are You Ready?**

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

**Add Groups**

**Circle the two groups to put them together. Complete the addition equation.**

Question 1.

Answer:

Explanation:

There are 5 yellow flowers and

There are 5 pink flowers

5 + 5 = 10

So, there are 10 flowers in all

I drew a circle around both the groups to put them together.

**Count Groups to 20**

**Circle groups of 10. Write how many.**

Question 2.

Answer:

Explanation:

I drew a circle around a group of 10

There are 8 more left

10 + 8 = 18

So, There are 18 counters in all.

Question 3.

Answer:

Explanation:

I drew a circle around a group of 10

There are 3 more left

10 + 3 = 13

So, There are 13 counters in all.

**Tens**

**Write the number.**

Question 4.

Answer:

The number is 30

Explanation:

There are 3 ten blocks

3 tens is 30

So, the number is 30.

Question 5.

Answer:

The number is 50

Explanation:

There are 5 ten blocks

5 tens is 50

So, the number is 50.