Question

Question 1.1. 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

@satellite73 help??

Answer 2

since it doesn't involve groupings using parenthesis and it's just the arrangement then it is commutative property of addition

Answer 3

\[7 + 9 + 3 = 7 + 3 + 9\] numbers change places, commutative property

Answer 4

whao
\[10\times 4\times 4\times 50=8000\] http://www.wolframalpha.com/input/?i=10*4*4*50

Answer 5

\[72 + (28 + 93) = (72 + 28) + 93 \] parentheses move, associative property