-38.73% is the change from 142 to 87
Calculation steps:
[( 87 - 142 ) ÷ 142] x 100 = -38.73%
Formula
Percentage change = [(87 - 142) / 142] x 100
Subtract the new number by the original number
87 - 142 = -55
-55 ÷ 142 = -0.3873239436619718
-0.3873239436619718 x 100 = -38.73%