-91.15% is the change from 226 to 20
Calculation steps:
[( 20 - 226 ) ÷ 226] x 100 = -91.15%
Formula
Percentage change = [(20 - 226) / 226] x 100
Subtract the new number by the original number
20 - 226 = -206
-206 ÷ 226 = -0.911504424778761
-0.911504424778761 x 100 = -91.15%