Question

Here is an addition sentence.

12 + 1 = 13

Choose the related addition sentence that shows the commutative property of addition.
A.
1 + 12 = 13
B.
13 – 12 = 1
C.
13 – 1 = 12
D.
7+ 6 = 13

Answer 1

the answer is a 1 +12=13

Answer 2

The correct answer is A

That is.

`a+b=b+a`

Therefore for the given problem,

`1+12=12+1`

Any way you add it you get the same result.

That is;

`1+12=13`

and also

`12+1=13`

ether you choose yo add 12 to 1 or you choose to add 1 to 12 the value is the same.