80.5% is the change from 518 to 935
Calculation steps:
[( 935 - 518 ) ÷ 518] x 100 = 80.5%
Formula
Percentage change = [(935 - 518) / 518] x 100
Subtract the new number by the original number
935 - 518 = 417
417 ÷ 518 = 0.805019305019305
0.805019305019305 x 100 = 80.5%