All the solutions provided in **McGraw Hill My Math Grade 2 Answer Key PDF Chapter 2 Check My Progress** will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Chapter 2 Check My Progress Answer Key

**Check My Progress Page No. 125-126**

**Vocabulary Check**

**Complete each sentence.**

skip count equal groups

Question 1.

When you have sets of the same number of objects you have ____.

Answer:

equal groups

Explanation:

When you have sets of the same number of objects you have equal groups.

Question 2.

You can ________________ to help you count equal groups.

Answer:

skip count

Explanation:

You can skip count to help you count equal groups.

**Concept Check**

**Skip count. Write the missing numbers.**

Question 3.

6, _________ , _________ , 12, 14, _________ , 18, _________

Answer:

6, 8, 10, 12, 14, 16, 18, 20

Explanation:

we keep adding the same number each time to the previous number.

6 + 2 = 8

8 + 2 = 10

Question 4.

15, 20, _________ , 30, _________ , 40, _________, 50

Answer:

15, 20, 25, 30, 35, 40, 45, 50

Explanation:

we keep adding five to get to the next number.

20 + 5 = 25

30 + 5 = 35

Question 5.

20, _________, _________ , 50, _________, _______ 80, 90

Answer:

20, 30, 40, 50, 60, 70, 80, 90

Explanation:

we adding ten to previous number or jump by 10

20 + 10 = 30

30 + 10 = 40

Question 6.

_____, 55, ______, 65, ______, ______, 80

Answer:

50, 55, 60, 65, 70, 75, 80

Explanation:

we keep adding five to get to the next number.

55 + 5 = 60

65 + 5 = 70

Question 7.

15, 20, ___, 30

Skip count by ____.

Answer:

15, 20, 25, 30

Skip count by 5.

Explanation:

we keep adding five to get to the next number.

20 + 5 = 25

Missing number is 25

Question 8.

20, ____, 16, 14

Skip count by _____.

Answer:

20, 18, 16, 14

Skip count by 2.

Explanation:

we keep adding the same number each time to the previous number.

14 + 2 = 16

16 + 2 = 18

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

Question 9.

Answer:

Explanation:

There are 3 group of ants

In each group there are 5 ants

3 x 5 = 15 ants

Question 10.

Answer:

Explanation:

There are 2 groups of lizards

In each group there are 4 lizards

2 x 4 = 8

Question 11.

Jason has 3 groups of 5 baseball cards. Cameron has 2 groups of lo baseball cards. Which boy has more cards?

________________

Answer:

Cameron has more cards

Explanation:

Jason has 3 groups of 5 baseball cards.

3 x 5 = 15

Cameron has 2 groups of lo baseball cards.

2 x 10 = 20

Cameron boy has more cards.

**Test Practice**

Question 12.

Joše has 3 boxes of rocks in his collection. Each box holds 10 rocks. He fills one more box. How many rocks does he have in all?

(A) 10

(B) 13

(C) 30

(D) 40

Answer:

D

Explanation:

Joše has 3 boxes of rocks in his collection.

Each box holds 10 rocks. He fills one more box.

3 x 10 = 30

30 + 10 = 40