Associative and Commutative Law of Addition

9 + 1 = 1 + 9

• Distributive Property

• Associative Property

• Commutative Property

Which equation represents commutative property?

• 1+3=1+3

• 1+3=3+1

• 1+3+1

4 + (5 + 6) = (4 + 5) + 6

• Distributive Property

• Associative Property

• Commutative Property

Which equation represents associative property?

• 3 + 1 + 3

• 3 + (1 + 4) = (3 + 1) + 4

• (4 + 5) + 1

Rewrite (3 + 4) + 1 using associative property:

• 3 + 1 = 1 + 3

• 3 + 4 + 1 + 5

• 3 + (4 + 1)