-86.96% is the change from 828 to 108
Calculation steps:
[( 108 - 828 ) ÷ 828] x 100 = -86.96%
Formula
Percentage change = [(108 - 828) / 828] x 100
Subtract the new number by the original number
108 - 828 = -720
-720 ÷ 828 = -0.8695652173913043
-0.8695652173913043 x 100 = -86.96%