All the solutions provided in **McGraw Hill Math Grade 2 Answer Key PDF Chapter 2 Lesson 4 Repeated Addition** will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 2 Lesson 4 Repeated Addition

**Explore and Explain**

**Teacher Directions:** Place 13 counters in a cup. Empty the cup onto the page. Place red counters in the top ten-frame. Place yellow counters in the bottom ten-frame. Write the addition sentence. Move yellow counters into the top ten-frame to make ten. Write the new addition sentence.

Explanation:

**See and Show**

When groups are equal, you can use repeated addition to find the total.

**Helpful Hint**

You can skip count to find sums like this.

**Use connecting cubes to model equal groups. Add.**

Question 1.

____ + ___ = _____

Answer:

5 + 5 = 10

Explanation:

5 cubes in two rows

5 + 5 = 10

Question 2.

____ + ____ + ____ = ____

Answer:

2 + 2 + 2 = 6

Explanation:

3 rows of 2 cubes each

3 x 2 = 6 cubes in all

**Talk Math**

Create a story for 2 + 2 + 2 + 2 + 2.

**On My Own**

**Add.**

Question 4.

Answer:

Explanation:

There are 3 groups of books

In each group there are 5 books

3 x 5 = 15

Question 5.

Answer:

Explanation:

There are 5 groups of chalks

In each group there are 3

5 x 3 = 15 chalks

Question 6.

Answer:

Explanation:

There are 4 group of dusters

In each group there are 2 dusters

4 x 2 = 8

8 dusters in all.

Question 7.

Draw your own example. Then add.

4 + 4 + 4 + 4 = ______

Answer:

Explanation:

2 red counters in each group

2 x 4 = 8

8 counters in all.

**Problem Solving**

**Use repeated addition to solve.**

Question 8.

Mike has five pairs of socks. Each pair has two socks. How many socks does Mike have?

_______ socks

Answer:

10 socks

Explanation:

Mike has five pairs of socks.

Each pair has two socks.

5 x 2 = 10

10 socks that Mike have.

Question 9.

Brad makes four groups of animal cards. Each group has three cards. How many cards does he make?

_______ cards

Answer:

12 cards

Explanation:

Brad makes four groups of animal cards.

Each group has three cards.

4 x 3 = 12

12 cards that he make.

Question 10.

There are four balloons in each bunch. Marcy has four bunches. How many balloons are there in all?

Answer:

16 balloons

Explanation:

There are four balloons in each bunch.

Marcy has four bunches.

4 x 4 = 16

16 balloons are there in all.

**HOT Problem** Jaya writes a repeated number sentence It has three numbers. The sum is 15. What is the number sentence? Explain.

### McGraw Hill My Math Grade 2 Chapter 2 Lesson 4 My Homework Answer Key

**Practice**

**Add.**

Question 1.

Answer:

Explanation:

There are 4 groups of frogs

In each group there are 4 frogs

4 x 4 = 16

total 16 frogs in all.

Question 2.

Answer:

Explanation:

There are 3 groups of bees

In each group there are 10

3 x 10 = 30

**Add.**

Question 3.

Answer:

Explanation:

There are 2 groups of lady bugs

In each group there are 4

2 x 4 = 8

**Use repeated addition to solve.**

Question 4.

Marco has 4 fish tanks. Each tank has 10 fish. How many fish does Marco have in all?

_______ fish

Answer:

40 fish

Explanation:

Marco has 4 fish tanks.

Each tank has 10 fish.

4 x 10 = 40

40 fish that Marco have in all.

Question 5.

Mandy has 4 boxes of raisins. Each box has 5 raisins. How many raisins does Mandy have?

____ raisins

Answer:

20 raisins

Explanation:

Mandy has 4 boxes of raisins.

Each box has 5 raisins.

4 x 5 = 20

20 raisins that Mandy have.

**Vocabulary Check**

Question 6.

Circle the repeated addition sentence.

5, 10, 15, 20

9 + 3 + 9

3 + 3 + 3

Answer:

Explanation:

The addends are same in the 3 + 3 + 3 = 9

This addition sentence.

**Math at Home** Have your child put beans or pennies in 5 equal groups of 6 to show repeated addition. Ask them t0 write a number sentence and solve.