-9.71% is the change from 886 to 800
Calculation steps:
[( 800 - 886 ) ÷ 886] x 100 = -9.71%
Formula
Percentage change = [(800 - 886) / 886] x 100
Subtract the new number by the original number
800 - 886 = -86
-86 ÷ 886 = -0.09706546275395034
-0.09706546275395034 x 100 = -9.71%