26.16% is the change from 539 to 680
Calculation steps:
[( 680 - 539 ) ÷ 539] x 100 = 26.16%
Formula
Percentage change = [(680 - 539) / 539] x 100
Subtract the new number by the original number
680 - 539 = 141
141 ÷ 539 = 0.26159554730983303
0.26159554730983303 x 100 = 26.16%