40.73% is the change from 577 to 812
Calculation steps:
[( 812 - 577 ) ÷ 577] x 100 = 40.73%
Formula
Percentage change = [(812 - 577) / 577] x 100
Subtract the new number by the original number
812 - 577 = 235
235 ÷ 577 = 0.4072790294627383
0.4072790294627383 x 100 = 40.73%