So subtract 55 from 35
35 - 55 = -20
then, put -20 over 55
-20/55 equals -0.36 repeating, rounded to -0.36, which equals 36%
the negative stands for decrease, so it's around 36% decrease
The answer is 43.6 your welcome 87.20 divided by two is 43.6.
-2,-7 because you go the same ammount in the opposite direction