-50.48% is the change from 828 to 410
Calculation steps:
[( 410 - 828 ) ÷ 828] x 100 = -50.48%
Formula
Percentage change = [(410 - 828) / 828] x 100
Subtract the new number by the original number
410 - 828 = -418
-418 ÷ 828 = -0.5048309178743962
-0.5048309178743962 x 100 = -50.48%