105.18% is the change from 251 to 515
Calculation steps:
[( 515 - 251 ) ÷ 251] x 100 = 105.18%
Formula
Percentage change = [(515 - 251) / 251] x 100
Subtract the new number by the original number
515 - 251 = 264
264 ÷ 251 = 1.051792828685259
1.051792828685259 x 100 = 105.18%