-86.74% is the change from 822 to 109
Calculation steps:
[( 109 - 822 ) ÷ 822] x 100 = -86.74%
Formula
Percentage change = [(109 - 822) / 822] x 100
Subtract the new number by the original number
109 - 822 = -713
-713 ÷ 822 = -0.8673965936739659
-0.8673965936739659 x 100 = -86.74%