39.42% is the change from 515 to 718
Calculation steps:
[( 718 - 515 ) ÷ 515] x 100 = 39.42%
Formula
Percentage change = [(718 - 515) / 515] x 100
Subtract the new number by the original number
718 - 515 = 203
203 ÷ 515 = 0.3941747572815534
0.3941747572815534 x 100 = 39.42%