Associative and Commutative Properties

Which shows the commutative property?

• 5 + 3 = 8 and 7 + 1 = 8

• 3 + 5 = 8 and 5 + 3 = 8

Tags

CCSS.1.OA.B.3

Which describes the associative property?

• It doesn't matter how I group the numbers when adding. For 5 + 3 + 2 I can add 5 and 3 first or 3 and 2 first.

• It matters how I group the numbers when adding. For 5 + 3 + 2, I have to add the 5 and 3 first and then the 2.

Tags

CCSS.1.OA.B.3

12 + 1 = 13 Which equation shows the commutative property?

• 12 + 5 = 17

• 1 + 12 = 13

• 13 - 1 = 12

Tags

CCSS.1.OA.B.3

Which is an example of the associative property?

• 5 + 3 + 2 = 10

• 3 + 2 = 5 and 2 + 3 = 5

• 4 + 2 + 6 = Can be done by adding 4 and 2 or 6 and 2 first (Order doesn't matter)

Tags

CCSS.1.OA.B.3

Which equation has 3 addends?

• 2 + 3 = 5

• 1 + 13 = 14

• 6 + 3 + 2 = 11

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2