38.25% is the change from 515 to 712
Calculation steps:
[( 712 - 515 ) ÷ 515] x 100 = 38.25%
Formula
Percentage change = [(712 - 515) / 515] x 100
Subtract the new number by the original number
712 - 515 = 197
197 ÷ 515 = 0.3825242718446602
0.3825242718446602 x 100 = 38.25%