Question

Tell which property is represented.

6. 0 + 45 = 45

7. (r+s) +t= r+(s+t)

8. 84•3 = 3•84

Answer 1

6= identity property (addition)
7= associative property (addition)
8= communicative property (multiplication)

Answer 2

Identity property 4+0=4. 0+a=a and so forth

Associative property addition (5x6)x7. 5x(6x7)

Commutative property addition flips the numbers 84x3 3x84