27.64% is the change from 539 to 688
Calculation steps:
[( 688 - 539 ) ÷ 539] x 100 = 27.64%
Formula
Percentage change = [(688 - 539) / 539] x 100
Subtract the new number by the original number
688 - 539 = 149
149 ÷ 539 = 0.2764378478664193
0.2764378478664193 x 100 = 27.64%