39.04% is the change from 520 to 723
Calculation steps:
[( 723 - 520 ) ÷ 520] x 100 = 39.04%
Formula
Percentage change = [(723 - 520) / 520] x 100
Subtract the new number by the original number
723 - 520 = 203
203 ÷ 520 = 0.3903846153846154
0.3903846153846154 x 100 = 39.04%