-23.89% is the change from 226 to 172
Calculation steps:
[( 172 - 226 ) ÷ 226] x 100 = -23.89%
Formula
Percentage change = [(172 - 226) / 226] x 100
Subtract the new number by the original number
172 - 226 = -54
-54 ÷ 226 = -0.23893805309734514
-0.23893805309734514 x 100 = -23.89%