7.84% is the change from 204 to 220
Calculation steps:
[( 220 - 204 ) ÷ 204] x 100 = 7.84%
Formula
Percentage change = [(220 - 204) / 204] x 100
Subtract the new number by the original number
220 - 204 = 16
16 ÷ 204 = 0.0784313725490196
0.0784313725490196 x 100 = 7.84%