52.45% is the change from 204 to 311
Calculation steps:
[( 311 - 204 ) ÷ 204] x 100 = 52.45%
Formula
Percentage change = [(311 - 204) / 204] x 100
Subtract the new number by the original number
311 - 204 = 107
107 ÷ 204 = 0.5245098039215687
0.5245098039215687 x 100 = 52.45%