Question

.1. Which property is demonstrated?

7 + 9 + 3 = 7 + 3 + 9
associative property of addition
associative property of multiplication
commutative property of addition
commutative property of multiplication


Question 2.2. Simplify

10 • 4 • 4 • 50
800
2000
4000
8000


Question 3.3. Which property is demonstrated?

72 + (28 + 93) = (72 + 28) + 93
associative property of addition
associative property of multiplication
commutative property of addition
commutative

Answer 1

Question1: Commutative property of Addition
a+b =b+a
In this case:9+3 = 3+9

Question2.2
8000

Question 3.3
Associative property of addition
(a+b)+c = a+(b+c)