-9.6% is the change from 885 to 800
Calculation steps:
[( 800 - 885 ) ÷ 885] x 100 = -9.6%
Formula
Percentage change = [(800 - 885) / 885] x 100
Subtract the new number by the original number
800 - 885 = -85
-85 ÷ 885 = -0.096045197740113
-0.096045197740113 x 100 = -9.6%