Directions: Drag each property to the correct box.

Identify the properties needed to prove n +n +n + 2n = 5n.

Place the valid properties in the Valid box, and place the invalid properties in the Invalid box.

Distributive Property
n(1+1+1+2)

Commutative Property
n.5 = 5n

Distributive Property
1(n + 2n)

Multiplicative Identity
0.n+0.n+0.n+2.n

Associative Property
n.5 = 5n

Multiplicative Identity
1. +1 -+1.+2.n

Valid

Invalid

Which ones go into which?