52.7% is the change from 518 to 791
Calculation steps:
[( 791 - 518 ) ÷ 518] x 100 = 52.7%
Formula
Percentage change = [(791 - 518) / 518] x 100
Subtract the new number by the original number
791 - 518 = 273
273 ÷ 518 = 0.527027027027027
0.527027027027027 x 100 = 52.7%