-99.1% is the change from 887 to 8
Calculation steps:
[( 8 - 887 ) ÷ 887] x 100 = -99.1%
Formula
Percentage change = [(8 - 887) / 887] x 100
Subtract the new number by the original number
8 - 887 = -879
-879 ÷ 887 = -0.9909808342728298
-0.9909808342728298 x 100 = -99.1%