26.57% is the change from 542 to 686
Calculation steps:
[( 686 - 542 ) ÷ 542] x 100 = 26.57%
Formula
Percentage change = [(686 - 542) / 542] x 100
Subtract the new number by the original number
686 - 542 = 144
144 ÷ 542 = 0.2656826568265683
0.2656826568265683 x 100 = 26.57%