40.58% is the change from 520 to 731
Calculation steps:
[( 731 - 520 ) ÷ 520] x 100 = 40.58%
Formula
Percentage change = [(731 - 520) / 520] x 100
Subtract the new number by the original number
731 - 520 = 211
211 ÷ 520 = 0.40576923076923077
0.40576923076923077 x 100 = 40.58%