Question 1

Commutative, associative and identity are properties of subtraction

Accepted Answer

False

Answer

True

Question 2

This property of addition states that changing the order of the addends does not affect the sum.

Accepted Answer

Commutative Property

Answer

Identity Property

Answer

Associative Property

Question 3

This states that you can group the addends in different ways and get the same sum.

Accepted Answer

Associative Property

Answer

Commutative Property

Answer

Identity Property

Question 4

This property of addition states that when you add a number and zero, the sum is always the number.

Accepted Answer

Identity Property

Answer

Commutative Property

Answer

Associative Property

Question 5

Find the sum.

3 + 2 =

Accepted Answer

5

Question 6

Find the sum.

5+ (6+ 9) =

Accepted Answer

20

Question 7

Find the sum.

0 + 10 =

Accepted Answer

10

Answer

0

Question 8

Find the sum.

76 + 15 =

Accepted Answer

91

Answer

90

Question 9

Find the sum.

23 + 38

Accepted Answer

61

Answer

51

Question 10

Find the sum.

231 + 20 =

Accepted Answer

251

Answer

431

Question 11

Find the sum.

120 + 105 =

Accepted Answer

225

Question 12

Find the sum.

30 + 22 =

Accepted Answer

52

Question 13

Find the sum.

19 + 8 =

Accepted Answer

27

Answer

28

Question 14

Find the sum.

50 + 28 + 2 =

Accepted Answer

80

Answer

30

Answer

82

Answer

78

Question 15

Find the sum.

80 + 10 =

Accepted Answer

90

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