-24.86% is the change from 181 to 136
Calculation steps:
[( 136 - 181 ) ÷ 181] x 100 = -24.86%
Formula
Percentage change = [(136 - 181) / 181] x 100
Subtract the new number by the original number
136 - 181 = -45
-45 ÷ 181 = -0.24861878453038674
-0.24861878453038674 x 100 = -24.86%