-80.88% is the change from 136 to 26
Calculation steps:
[( 26 - 136 ) ÷ 136] x 100 = -80.88%
Formula
Percentage change = [(26 - 136) / 136] x 100
Subtract the new number by the original number
26 - 136 = -110
-110 ÷ 136 = -0.8088235294117647
-0.8088235294117647 x 100 = -80.88%