524.24% is the change from 99 to 618
Calculation steps:
[( 618 - 99 ) ÷ 99] x 100 = 524.24%
Formula
Percentage change = [(618 - 99) / 99] x 100
Subtract the new number by the original number
618 - 99 = 519
519 ÷ 99 = 5.242424242424242
5.242424242424242 x 100 = 524.24%