55.84% is the change from 317 to 494
Calculation steps:
[( 494 - 317 ) ÷ 317] x 100 = 55.84%
Formula
Percentage change = [(494 - 317) / 317] x 100
Subtract the new number by the original number
494 - 317 = 177
177 ÷ 317 = 0.5583596214511041
0.5583596214511041 x 100 = 55.84%