6.68% is the change from 539 to 575
Calculation steps:
[( 575 - 539 ) ÷ 539] x 100 = 6.68%
Formula
Percentage change = [(575 - 539) / 539] x 100
Subtract the new number by the original number
575 - 539 = 36
36 ÷ 539 = 0.06679035250463822
0.06679035250463822 x 100 = 6.68%