-35.29% is the change from 136 to 88
Calculation steps:
[( 88 - 136 ) ÷ 136] x 100 = -35.29%
Formula
Percentage change = [(88 - 136) / 136] x 100
Subtract the new number by the original number
88 - 136 = -48
-48 ÷ 136 = -0.35294117647058826
-0.35294117647058826 x 100 = -35.29%