58.36% is the change from 317 to 502
Calculation steps:
[( 502 - 317 ) ÷ 317] x 100 = 58.36%
Formula
Percentage change = [(502 - 317) / 317] x 100
Subtract the new number by the original number
502 - 317 = 185
185 ÷ 317 = 0.583596214511041
0.583596214511041 x 100 = 58.36%