-97.06% is the change from 136 to 4
Calculation steps:
[( 4 - 136 ) ÷ 136] x 100 = -97.06%
Formula
Percentage change = [(4 - 136) / 136] x 100
Subtract the new number by the original number
4 - 136 = -132
-132 ÷ 136 = -0.9705882352941176
-0.9705882352941176 x 100 = -97.06%