-99.01% is the change from 905 to 9
Calculation steps:
[( 9 - 905 ) ÷ 905] x 100 = -99.01%
Formula
Percentage change = [(9 - 905) / 905] x 100
Subtract the new number by the original number
9 - 905 = -896
-896 ÷ 905 = -0.9900552486187846
-0.9900552486187846 x 100 = -99.01%