41.94% is the change from 515 to 731
Calculation steps:
[( 731 - 515 ) ÷ 515] x 100 = 41.94%
Formula
Percentage change = [(731 - 515) / 515] x 100
Subtract the new number by the original number
731 - 515 = 216
216 ÷ 515 = 0.41941747572815535
0.41941747572815535 x 100 = 41.94%