All the solutions provided in **McGraw Hill Math Grade 2 Answer Key PDF Chapter 2 Lesson 2 Skip Count by 2s, 5s, and 10s** will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 2 Lesson 2 Skip Count by 2s, 5s, and 10s

**Explore and Explain**

**Teacher Directions:** Draw a picture and write a number sentence to solve. Sue and Pat are zookeepers. Sue fed 5 monkeys and 3 elephants. How many animals did she feed? Pat fed 3 tigers and 5 giraffes. How many animals did he feed?

Explanation:

5 + 3 = 8

3 + 5 = 8

If the addend are same then the sum will be same.

if the pattern is deferent also.

**See and Show**

Equal groups have the same number of objects. Put two counters in each group. How many equal groups are there?

__4__ equal groups

**Helpful Hint**

When there are equal groups, you can skip count to find total.

Skip count to find the total.

__2__, __4__, __6__, __8__ counters in all

**Use to model equal groups. Skip count to find the total.**

Question 1.

3 groups of 2 ____ in all

Answer:

Explanation:

2 x 3 = 6

2 + 2 + 2 = 6

3 groups of 2 = 6 in all

Question 2.

4 groups of 5 _____ in all

Answer:

Explanation:

4 x 5 = 20

45 + 5 + 5 + 5 = 20

4 groups of 5 = 20 in all

**Describe the groups. Skip count to find the total.**

Question 3.

Answer:

Explanation:

Sum = number of rows into columns

4 x 10 = 40

10 + 10 + 10 + 10 = 40

**Talk Math** Create a skip-counting story for Exercise 3

**On My Own**

**Use to model equal groups. Skip count to find the total.**

Question 4.

2 groups of 10 ___ in all

Answer:

Explanation:

Sum = number of rows into columns

10 x 2 = 20

2 groups of 10 = 20 in all

10 + 10 = 20

Question 5.

6 groups of 2 ___ in all

Answer:

Explanation:

Sum = number of rows into columns

6 groups of 2 = 12 in all

2 + 2 + 2 + 2 + 2 + 2 = 12

2 x 6 = 12

**Describe the groups. Skip count to find the total.**

Question 6.

Answer:

Explanation:

There are 3 groups of 5 erasers

In each group there are 5 erasers

5 + 5 + 5 = 15

3 x 5 = 15

Question 7.

Answer:

Explanation:

There are 3 groups of pencils

In each group there are 10 pencils

10 + 10 + 10 = 30

3 x 10 = 30

Question 8.

Answer:

Explanation:

There are 5 groups of buttons

in each group there are 5 buttons each

5 + 5 + 5 + 5 + 5 = 25

5 x 5 = 25

**Problem Solving**

**Solve. Draw a picture to help, if needed.**

Question 9.

Lori has 6 bunches of grapes. Each bunch has 10 gropes. How many grapes does Lori have in all?

_____ grapes

Answer:

60 grapes

Explanation:

Lori has 6 bunches of grapes.

Each bunch has 10 gropes.

6 x 10 = 60

10 + 10 + 10 + 10 + 10 + 10 = 60

60 grapes that Lori have in all.

Question 10.

Paul organized his shells in groups of 5. He has 3 groups of 5 shells. How many shells does he have in all?

________ shells

Answer:

15 shells.

Explanation:

3 x 5 = 15

5 , 10 , 15

The pattern is skip by 5

Question 11.

Myla put 10 cookies each in 4 bags for a bake sale. Kate put 10 cookies in each of 3 bags. How many cookies do they have in all?

_____ cookies

Answer:

70 cookies

Explanation:

Myla put 10 cookies each in 4 bags for a bake sale

10 x 4 = 40

. Kate put 10 cookies in each of 3 bags.

10 x 3 = 30

40 + 30 = 70

70 cookies that they have in all.

**Write Mäth**

How can you find the total number of tennis balls in 4 groups of 10 tennis balls? Use your vocabulary word.

Explanation:

4 groups of 10 tennis balls

4 x 10 = 40

so, 40 tennis balls

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

**Practice**

**Skip count to find the total.**

Question 1.

Answer:

Explanation:

Sum = number of rows into columns

2 x 10 = 20

10 + 10 = 20

There are 2 groups in each group there are 10 spiders each

total 20 spiders.

Question 2.

Answer:

Explanation:

Sum = number of rows into columns

5, 10, 15

The pattern of counting is skip by 5

3 rows of turtles

In each row there are 5 turtles

**Solve. Draw a picture to help, if needed.**

Question 3.

Evan has 6 groups of 5 toy cars. How many toy cars does he have in all?

______ toy cars

Answer:

30 toy cars

Explanation:

Evan has 6 groups of 5 toy cars.

6 x 5 = 30

30 toy cars that he have in all

Question 4.

Mrs. Hanes is planning a field trip. There are 6 groups of 10 students going. How many students are going on the field trip?

____ students

Answer:

60 students

Explanation:

There are 6 groups of 10 students going.

6 x 10 = 60

60 students are going on the field trip.

Question 5.

Austen has 6 sets of 10 baseball cards. Tim has 3 sets of 10 baseball cards. How many baseball cards do they have in all?

_______ baseball cards

Answer:

30 baseball cards

Explanation:

Austen has 6 sets of 10 baseball cards.

6 x 10 = 60

Tim has 3 sets of 10 baseball cards.

3 x 10 = 30

30 baseball cards that they have in all.

**Vocabulary Check**

Question 6.

Circle ‘equal groups of five buttons.

Answer:

Explanation:

5 x 3 = 15

There are 3 groups of buttons

In each group there are 5 buttons.

**Math at Home** Use buttons, macaroni, or pennies. Hove your child make equal groups of 2s, 5s, and 10s. Have him or her skip Count to find the totals.