66.56% is the change from 317 to 528
Calculation steps:
[( 528 - 317 ) ÷ 317] x 100 = 66.56%
Formula
Percentage change = [(528 - 317) / 317] x 100
Subtract the new number by the original number
528 - 317 = 211
211 ÷ 317 = 0.6656151419558359
0.6656151419558359 x 100 = 66.56%