-91.82% is the change from 110 to 9
Calculation steps:
[( 9 - 110 ) ÷ 110] x 100 = -91.82%
Formula
Percentage change = [(9 - 110) / 110] x 100
Subtract the new number by the original number
9 - 110 = -101
-101 ÷ 110 = -0.9181818181818182
-0.9181818181818182 x 100 = -91.82%