Next, rearrange the expression in part B using the Commutative Property so the terms with the same place value are next to each other. 72.3 + (-39.1) = 70 + 2 + 0.3 + (-30) + (-9) + (-0.1)

70 + 2 + 0.3 + (-30) + (-9) + (-0.1) = 70 + (-30) + 2 + (-9) + 0.3 + (-0.1)

Step-by-step explanation:

i dont have an explanation but that is the answer i can confirm because i did it and got it wrong but then it showed the right answer hope it helps you

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0