-91.89% is the change from 111 to 9
Calculation steps:
[( 9 - 111 ) ÷ 111] x 100 = -91.89%
Formula
Percentage change = [(9 - 111) / 111] x 100
Subtract the new number by the original number
9 - 111 = -102
-102 ÷ 111 = -0.918918918918919
-0.918918918918919 x 100 = -91.89%