808.18% is the change from 110 to 999
Calculation steps:
[( 999 - 110 ) ÷ 110] x 100 = 808.18%
Formula
Percentage change = [(999 - 110) / 110] x 100
Subtract the new number by the original number
999 - 110 = 889
889 ÷ 110 = 8.081818181818182
8.081818181818182 x 100 = 808.18%