-39.58% is the change from 144 to 87
Calculation steps:
[( 87 - 144 ) ÷ 144] x 100 = -39.58%
Formula
Percentage change = [(87 - 144) / 144] x 100
Subtract the new number by the original number
87 - 144 = -57
-57 ÷ 144 = -0.3958333333333333
-0.3958333333333333 x 100 = -39.58%