All the solutions provided in **McGraw Hill Math Grade 5 Answer Key PDF Chapter 2 Lesson 1 Addition Properties**Â are as per the latest syllabus guidelines.

## McGraw-Hill Math Grade 5 Answer Key Chapter 2 Lesson 1 Addition Properties

**Add.
**

**Use the Commutative Property to help you add.**

Question 1.

54 + 73 =

__127__

73 + 54 =

__127__

Answer:

54 + 73 = 127

73 + 54 = 127

Explanation:

Addition of:

54 + 73 = __127__

73 + 54 = __127__

Question 2.

29 + 96 = _______________________

96 + 29 = _______________________

Answer:

29 + 96 = 125.

96 + 29 = 125.

Explanation:

Addition of:

29 + 96 = 125.

96 + 29 = 125.

Question 3.

53 + 78 = ____

78 + 53 = _____

Answer:

53 + 78 = 131.

78 + 53 = 131.

Explanation:

Addition of:

53 + 78 = 131.

78 + 53 = 131.

Question 4.

88 + 65 = _____

65 + 88 = _____

Answer:

88 + 65 = 153.

65 + 88 = 153.

Explanation:

Addition of:

88 + 65 = 153.

65 + 88 = 153.

**Add. Use the Commutative or Associative Properties to help if you need to.**

Question 5.

97 + 42 + 30 = ____

Answer:

97 + 42 + 30 = 169.

Explanation:

Associate property:

97 + 42 + 30

= 30 + 42 + 97

= 72 + 97

= 169.

Question 6.

44 + 57 + 44 = ____

Answer:

44 + 57 + 44 = 145.

Explanation:

Associate property:

44 + 44 + 57

= 88 + 57

= 145.

Question 7.

93 + 31 + 4 = ____

Answer:

93 + 31 + 4 = 128.

Explanation:

Associate property:

4 + 31 + 93

= 35 + 93

= 128.

Question 8.

36 + 85 + 21 = ____

Answer:

36 + 85 + 21 = 142.

Explanation:

Associate property:

21 + 36 + 85

= 57 + 85

= 142.

Question 9.

74 + 57 + 40 = ___

Answer:

74 + 57 + 40 = 171.

Explanation:

Associate property:

40 + 74 + 57

= 114 + 57

= 171.

Question 10.

61 + 79 + 16 = ____

Answer:

61 + 79 + 16 = 156.

Explanation:

Associate property:

16 + 61 + 79

= 77 + 79

= 156.

Question 11.

Ken wants to find the sum of 26 + 83 + 60. Which two numbers would be easiest to add first? Why?

Answer:

26 + 83 + 60 = 169.

Explanation:

Ken wants to find the sum of 26 + 83 + 60.

Two numbers would be easiest to add first are:

=> 60 + 26 + 83

= 86 + 83

= 169.