4.15% is the change from 217 to 226
Calculation steps:
[( 226 - 217 ) ÷ 217] x 100 = 4.15%
Formula
Percentage change = [(226 - 217) / 217] x 100
Subtract the new number by the original number
226 - 217 = 9
9 ÷ 217 = 0.041474654377880185
0.041474654377880185 x 100 = 4.15%