-99.1% is the change from 893 to 8
Calculation steps:
[( 8 - 893 ) ÷ 893] x 100 = -99.1%
Formula
Percentage change = [(8 - 893) / 893] x 100
Subtract the new number by the original number
8 - 893 = -885
-885 ÷ 893 = -0.9910414333706606
-0.9910414333706606 x 100 = -99.1%