518% is the change from 100 to 618
Calculation steps:
[( 618 - 100 ) ÷ 100] x 100 = 518%
Formula
Percentage change = [(618 - 100) / 100] x 100
Subtract the new number by the original number
618 - 100 = 518
518 ÷ 100 = 5.18
5.18 x 100 = 518%
Example