-7.52% is the change from 226 to 209
Calculation steps:
[( 209 - 226 ) ÷ 226] x 100 = -7.52%
Formula
Percentage change = [(209 - 226) / 226] x 100
Subtract the new number by the original number
209 - 226 = -17
-17 ÷ 226 = -0.0752212389380531
-0.0752212389380531 x 100 = -7.52%