-9.13% is the change from 887 to 806
Calculation steps:
[( 806 - 887 ) ÷ 887] x 100 = -9.13%
Formula
Percentage change = [(806 - 887) / 887] x 100
Subtract the new number by the original number
806 - 887 = -81
-81 ÷ 887 = -0.09131905298759865
-0.09131905298759865 x 100 = -9.13%