42.61% is the change from 575 to 820
Calculation steps:
[( 820 - 575 ) ÷ 575] x 100 = 42.61%
Formula
Percentage change = [(820 - 575) / 575] x 100
Subtract the new number by the original number
820 - 575 = 245
245 ÷ 575 = 0.4260869565217391
0.4260869565217391 x 100 = 42.61%