# McGraw Hill My Math Grade 2 Chapter 4 Check My Progress Answer Key

All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 4 Check My Progress will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Chapter 4 Check My Progress Answer Key

Check My Progress Page No. 247-248

Vocabulary Check

Complete the sentence.

fact family regroup

Question 1.
The numbers 3, 5, and 8 make up a ______
fact family
Explanation:
The numbers 3, 5, and 8 make up a fact family

Concept Check

Complete the fact family.

Question 2. _____ + ____ = _____ _____ – ____ = _____
_____ + ____ = _____ _____ – ____ = _____
7 + 12 = 19 19 – 12 = 7
12 + 7 = 19 19 – 7 = 12
Explanation:
let us consider the numbers 7,12 and 19 in the fact family
7 + 12 = 19 19 – 12 = 7
12 + 7 = 19 19 – 7 = 12

Take apart a number to make a ten. Then subtract.

Question 3.  Explanation:
To make ten the number is divided into 2 parts
as the subtraction makes easy.

Question 4.  Explanation:
To make ten the number is divided into 2 parts
as the subtraction makes easy.

Subtract.

Question 5.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 6.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 7.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 8.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 9.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 10.  Explanation:
Regrouping of ones place as tens
we cannot subtract a bigger number from a smaller number

Question 11.
There are 35 robins in a park. 14 of them fly away. How many robins are left in the park?
____ robins
21 robins
Explanation:
There are 35 robins in a park.
14 of them fly away.
35 – 14 = 21
21 robins are left in the park.

Test Practice

Question 12.
Yesterday, there were 77 tulips blooming in the garden. Today, 8 of them have wilted. How many tulips are still blooming?
(A) 69
(B) 78
(C) 79
(D) 85