50.16% is the change from 315 to 473
Calculation steps:
[( 473 - 315 ) ÷ 315] x 100 = 50.16%
Formula
Percentage change = [(473 - 315) / 315] x 100
Subtract the new number by the original number
473 - 315 = 158
158 ÷ 315 = 0.5015873015873016
0.5015873015873016 x 100 = 50.16%