52.38% is the change from 315 to 480
Calculation steps:
[( 480 - 315 ) ÷ 315] x 100 = 52.38%
Formula
Percentage change = [(480 - 315) / 315] x 100
Subtract the new number by the original number
480 - 315 = 165
165 ÷ 315 = 0.5238095238095238
0.5238095238095238 x 100 = 52.38%