81.96% is the change from 316 to 575
Calculation steps:
[( 575 - 316 ) ÷ 316] x 100 = 81.96%
Formula
Percentage change = [(575 - 316) / 316] x 100
Subtract the new number by the original number
575 - 316 = 259
259 ÷ 316 = 0.819620253164557
0.819620253164557 x 100 = 81.96%