42.98% is the change from 570 to 815
Calculation steps:
[( 815 - 570 ) ÷ 570] x 100 = 42.98%
Formula
Percentage change = [(815 - 570) / 570] x 100
Subtract the new number by the original number
815 - 570 = 245
245 ÷ 570 = 0.4298245614035088
0.4298245614035088 x 100 = 42.98%