-99.26% is the change from 136 to 1
Calculation steps:
[( 1 - 136 ) ÷ 136] x 100 = -99.26%
Formula
Percentage change = [(1 - 136) / 136] x 100
Subtract the new number by the original number
1 - 136 = -135
-135 ÷ 136 = -0.9926470588235294
-0.9926470588235294 x 100 = -99.26%