-82.35% is the change from 136 to 24
Calculation steps:
[( 24 - 136 ) ÷ 136] x 100 = -82.35%
Formula
Percentage change = [(24 - 136) / 136] x 100
Subtract the new number by the original number
24 - 136 = -112
-112 ÷ 136 = -0.8235294117647058
-0.8235294117647058 x 100 = -82.35%