6.31% is the change from 539 to 573
Calculation steps:
[( 573 - 539 ) ÷ 539] x 100 = 6.31%
Formula
Percentage change = [(573 - 539) / 539] x 100
Subtract the new number by the original number
573 - 539 = 34
34 ÷ 539 = 0.06307977736549165
0.06307977736549165 x 100 = 6.31%