# McGraw Hill My Math Grade 2 Chapter 1 Check My Progress Answer Key

All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 1 Check My Progress will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Chapter 1 Check My Progress Answer Key

Check My Progress Page No. 47-48

Vocabulary Check

Draw lines to match. Explanation: Concept Check

Find each sum.

Question 5.
7 + 0 = ____
0 + 7 = ____
7 + 0 = 7
0 + 7 = 7
Explanation:
You can add numbers in any order.
The sum is the same.
This is the Commutative Property.

Question 6.
3 + 6 = ___
6 + 3 = ____
3 + 6 = 9
6 + 3 = 9
Explanation:
You can add numbers in any order.
The sum is the same.
This is the Commutative Property.

Question 7.
2 + 5 = ____
5 + 2 = ____
2 + 5 = 7
5 + 2 = 7
Explanation:
You can add numbers in any order.
The sum is the same.
This is the Commutative Property.

Question 8.  Explanation:
The sum of 0 and 3 is 7
0 + 3 = 7

Question 9.  Explanation:
The sum of 1 and 1 is 2
1 + 1 = 2

Question 10.  Explanation:
The sum of 3 and 4 is 7
3 + 4 = 7

Question 11.  Explanation:
The sum of 9 and 9 is 18
9 + 9 = 18

Question 12.  Explanation:
The sum of 4 and 8 is 12
8 + 4 = 12

Question 13.  Explanation:
The sum of 9 and 5 is 14
9 + 5 = 14

Question 14.  Explanation:
The sum of 7 and 6 is 13
7 + 6 = 13

Question 15.  Explanation:
The sum of 6 and 8 is 14
6 + 8 = 14

Find each sum.

Question 16.  Explanation:
The sum of 1 and 4 is 5
5 and 6 is 11

Question 17.  Explanation:
The sum of 5 and 2 is 7
7 and 8 is 15

Question 18.  Explanation:
The sum of 7 and 1 is 8
8 + 2 = 10

Question 19.  Explanation:
The sum of 8 and 8 is 16
16 + 2 = 18

Question 20.
Lou saw 6 penguins at the zoo. He also saw 3 flamingos and 2 pelicans. How many birds did he see in all?
____ birds
11 birds
Explanation:
Lou saw 6 penguins at the zoo.
He also saw 3 flamingos
6 + 3 = 9
and 2 pelicans.
9 + 2 = 11
total 11 birds in all.

Test Practice

Question 21.
Ali’s dog had 8 puppies. Luca’s dog had the same number of puppies. How many puppies are there in all?
(A) 8
(B) 16
(C) 18
(D) 88