-24.78% is the change from 226 to 170
Calculation steps:
[( 170 - 226 ) ÷ 226] x 100 = -24.78%
Formula
Percentage change = [(170 - 226) / 226] x 100
Subtract the new number by the original number
170 - 226 = -56
-56 ÷ 226 = -0.24778761061946902
-0.24778761061946902 x 100 = -24.78%