51.43% is the change from 315 to 477
Calculation steps:
[( 477 - 315 ) ÷ 315] x 100 = 51.43%
Formula
Percentage change = [(477 - 315) / 315] x 100
Subtract the new number by the original number
477 - 315 = 162
162 ÷ 315 = 0.5142857142857142
0.5142857142857142 x 100 = 51.43%