52.9% is the change from 310 to 474
Calculation steps:
[( 474 - 310 ) ÷ 310] x 100 = 52.9%
Formula
Percentage change = [(474 - 310) / 310] x 100
Subtract the new number by the original number
474 - 310 = 164
164 ÷ 310 = 0.5290322580645161
0.5290322580645161 x 100 = 52.9%