-92.55% is the change from 886 to 66
Calculation steps:
[( 66 - 886 ) ÷ 886] x 100 = -92.55%
Formula
Percentage change = [(66 - 886) / 886] x 100
Subtract the new number by the original number
66 - 886 = -820
-820 ÷ 886 = -0.9255079006772009
-0.9255079006772009 x 100 = -92.55%