39.82% is the change from 570 to 797
Calculation steps:
[( 797 - 570 ) ÷ 570] x 100 = 39.82%
Formula
Percentage change = [(797 - 570) / 570] x 100
Subtract the new number by the original number
797 - 570 = 227
227 ÷ 570 = 0.39824561403508774
0.39824561403508774 x 100 = 39.82%