-89.25% is the change from 828 to 89
Calculation steps:
[( 89 - 828 ) ÷ 828] x 100 = -89.25%
Formula
Percentage change = [(89 - 828) / 828] x 100
Subtract the new number by the original number
89 - 828 = -739
-739 ÷ 828 = -0.892512077294686
-0.892512077294686 x 100 = -89.25%
Example