7.05% is the change from 539 to 577
Calculation steps:
[( 577 - 539 ) ÷ 539] x 100 = 7.05%
Formula
Percentage change = [(577 - 539) / 539] x 100
Subtract the new number by the original number
577 - 539 = 38
38 ÷ 539 = 0.07050092764378478
0.07050092764378478 x 100 = 7.05%