-98.99% is the change from 887 to 9
Calculation steps:
[( 9 - 887 ) ÷ 887] x 100 = -98.99%
Formula
Percentage change = [(9 - 887) / 887] x 100
Subtract the new number by the original number
9 - 887 = -878
-878 ÷ 887 = -0.9898534385569335
-0.9898534385569335 x 100 = -98.99%