539.39% is the change from 99 to 633
Calculation steps:
[( 633 - 99 ) ÷ 99] x 100 = 539.39%
Formula
Percentage change = [(633 - 99) / 99] x 100
Subtract the new number by the original number
633 - 99 = 534
534 ÷ 99 = 5.393939393939394
5.393939393939394 x 100 = 539.39%