-86.59% is the change from 828 to 111
Calculation steps:
[( 111 - 828 ) ÷ 828] x 100 = -86.59%
Formula
Percentage change = [(111 - 828) / 828] x 100
Subtract the new number by the original number
111 - 828 = -717
-717 ÷ 828 = -0.8659420289855072
-0.8659420289855072 x 100 = -86.59%