4.27% is the change from 515 to 537
Calculation steps:
[( 537 - 515 ) ÷ 515] x 100 = 4.27%
Formula
Percentage change = [(537 - 515) / 515] x 100
Subtract the new number by the original number
537 - 515 = 22
22 ÷ 515 = 0.04271844660194175
0.04271844660194175 x 100 = 4.27%