-3.54% is the change from 226 to 218
Calculation steps:
[( 218 - 226 ) ÷ 226] x 100 = -3.54%
Formula
Percentage change = [(218 - 226) / 226] x 100
Subtract the new number by the original number
218 - 226 = -8
-8 ÷ 226 = -0.035398230088495575
-0.035398230088495575 x 100 = -3.54%