770.71% is the change from 99 to 862
Calculation steps:
[( 862 - 99 ) ÷ 99] x 100 = 770.71%
Formula
Percentage change = [(862 - 99) / 99] x 100
Subtract the new number by the original number
862 - 99 = 763
763 ÷ 99 = 7.707070707070707
7.707070707070707 x 100 = 770.71%