-99.21% is the change from 885 to 7
Calculation steps:
[( 7 - 885 ) ÷ 885] x 100 = -99.21%
Formula
Percentage change = [(7 - 885) / 885] x 100
Subtract the new number by the original number
7 - 885 = -878
-878 ÷ 885 = -0.992090395480226
-0.992090395480226 x 100 = -99.21%