-21.39% is the change from 201 to 158
Calculation steps:
[( 158 - 201 ) ÷ 201] x 100 = -21.39%
Formula
Percentage change = [(158 - 201) / 201] x 100
Subtract the new number by the original number
158 - 201 = -43
-43 ÷ 201 = -0.21393034825870647
-0.21393034825870647 x 100 = -21.39%