39.81% is the change from 520 to 727
Calculation steps:
[( 727 - 520 ) ÷ 520] x 100 = 39.81%
Formula
Percentage change = [(727 - 520) / 520] x 100
Subtract the new number by the original number
727 - 520 = 207
207 ÷ 520 = 0.39807692307692305
0.39807692307692305 x 100 = 39.81%