817.17% is the change from 99 to 908
Calculation steps:
[( 908 - 99 ) ÷ 99] x 100 = 817.17%
Formula
Percentage change = [(908 - 99) / 99] x 100
Subtract the new number by the original number
908 - 99 = 809
809 ÷ 99 = 8.171717171717171
8.171717171717171 x 100 = 817.17%