Properties of Addition and Multiplication

___ + 5 = 5 + 9

• 9

• 19

• 14

• -9

(5 + 3) + 2 = 5 + (3 + 2)

• Commutative

• Identity

• Associative

12 + 0 = 12

• Associative

• Identity

• Commutative

Identity Property

• 5 x 0 = 0

• 8 x 3 = 3 x 8

• 12 x 1 = 12

Commutative Property

• 8 + 2 = 2 + 8

• 7 x (1 x 2) = (7 x 1) x 2

• 7 + 0 = 7

8 x 5 = 5 x 8

• Associative

• Commutative

• Identity

9 x 1 = 9

• Commutative

• Associative

• Identity

What number fills in the blank?
24 + ____ = 24

• 24
• 2
• 0

Tags

CCSS.1.OA.B.3

What number fills in the blank?
12 + 6 + ___ = 6 + 9 + 12

• 8
• 6
• 9
• 12

Tags

CCSS.6.EE.B.6

What property is this?

5 + (8 + 14) = (5 + 8) + 14

• Associative

• Commutative

• Identity