41.74% is the change from 575 to 815
Calculation steps:
[( 815 - 575 ) ÷ 575] x 100 = 41.74%
Formula
Percentage change = [(815 - 575) / 575] x 100
Subtract the new number by the original number
815 - 575 = 240
240 ÷ 575 = 0.41739130434782606
0.41739130434782606 x 100 = 41.74%