-61.76% is the change from 136 to 52
Calculation steps:
[( 52 - 136 ) ÷ 136] x 100 = -61.76%
Formula
Percentage change = [(52 - 136) / 136] x 100
Subtract the new number by the original number
52 - 136 = -84
-84 ÷ 136 = -0.6176470588235294
-0.6176470588235294 x 100 = -61.76%