Question

Which is an example of the commutative property?

A.
–13 + 27 = 27 + (–13)

B.
–21 + (11 + 13) = (–21 + 11) + 13

C.
4(–3 + 5) = 4(–3) + 4 ∙ 5

D.
–(–8 + 3) = 8 + (–3)

Answer 1

MEDAL!

Answer 2

Thank You

Answer 3

Wait, is this for addition or multiplication?

Answer 4

Addition and Sub

Answer 5

\(\bf{a+b=b+a}\)

that's the rule

Answer 6

What do you think the best answer is seeing that rule?

Answer 7

Not really understanding it yet.

Answer 8

look for the answer choices where the numbers are in different order
ex:
\(\bf{3+5=5+3}\)

Answer 9

Basically whatever is on the left of the equal sign will be the same as on the right side just flipped.

Answer 10

Is it D?

Answer 11

No

Answer 12

no that is distributive

Answer 13

same for C
D and C are both distributive

Answer 14

Oh, A?

Answer 15

yes ^_^

Answer 16

Good Job :)

Answer 17

the numbers were flipped but when you add, you get the same answer

Answer 18

YaY :)