Commutative, Associative and Identity Prop. of + and x

Add 0 or Multiply by 1. Keeps the number the same, like looking in the mirror.

• Identity

• Commutative

• Associative

Which property states that the order of the addends or factors DOES NOT matter? Switch the addends or factors.

• Identity

• Commutative

• Associative

Associates are having a conversation and someone is left out, then the same conversation is had with the person who was left out. Look for parentheses.

• Identity

• Commutative

• Associative

17+(4+2)=(17+4)+2

• Commutative

• Associative

• Identity

13X1=13

• Commutative

• Associative

• Identity

3X15=15x3

• Commutative

• Associative

• Identity

• Commutative

• Associative

• Identity

12+0=12

• Commutative

• Associative

• Identity

8+9=9+8

• Commutative

• Associative

• Identity