43.5% is the change from 515 to 739
Calculation steps:
[( 739 - 515 ) ÷ 515] x 100 = 43.5%
Formula
Percentage change = [(739 - 515) / 515] x 100
Subtract the new number by the original number
739 - 515 = 224
224 ÷ 515 = 0.4349514563106796
0.4349514563106796 x 100 = 43.5%