668.69% is the change from 99 to 761
Calculation steps:
[( 761 - 99 ) ÷ 99] x 100 = 668.69%
Formula
Percentage change = [(761 - 99) / 99] x 100
Subtract the new number by the original number
761 - 99 = 662
662 ÷ 99 = 6.686868686868687
6.686868686868687 x 100 = 668.69%