Question

Several properties are used to evaluate this expression. Identify the property used in each step. 21 + (36 + 0 + 19) 21 + (36 + 19): 21 + (19 + 36): (21 + 19) + 36: 40 + 36 76

Answer 1

Answer:

Step-by-step explanation:

21 + (36 + 0 + 19) = 21 + (36 + 19) Identity property of addition.

21 + (19 + 36) = (21 + 19) + 36 Associative property of addition.

Answer 2

Answer:

21 + (36 + 0 + 19)

21 + (36 + 19):

✔ identity property

21 + (19 + 36):

✔ commutative property

(21 + 19) + 36:

✔ associative property

40 + 36

76

Step-by-step explanation: