51.96% is the change from 204 to 310
Calculation steps:
[( 310 - 204 ) ÷ 204] x 100 = 51.96%
Formula
Percentage change = [(310 - 204) / 204] x 100
Subtract the new number by the original number
310 - 204 = 106
106 ÷ 204 = 0.5196078431372549
0.5196078431372549 x 100 = 51.96%