-75.36% is the change from 828 to 204
Calculation steps:
[( 204 - 828 ) ÷ 828] x 100 = -75.36%
Formula
Percentage change = [(204 - 828) / 828] x 100
Subtract the new number by the original number
204 - 828 = -624
-624 ÷ 828 = -0.7536231884057971
-0.7536231884057971 x 100 = -75.36%