24.13% is the change from 518 to 643
Calculation steps:
[( 643 - 518 ) ÷ 518] x 100 = 24.13%
Formula
Percentage change = [(643 - 518) / 518] x 100
Subtract the new number by the original number
643 - 518 = 125
125 ÷ 518 = 0.2413127413127413
0.2413127413127413 x 100 = 24.13%