-60.27% is the change from 828 to 329
Calculation steps:
[( 329 - 828 ) ÷ 828] x 100 = -60.27%
Formula
Percentage change = [(329 - 828) / 828] x 100
Subtract the new number by the original number
329 - 828 = -499
-499 ÷ 828 = -0.6026570048309179
-0.6026570048309179 x 100 = -60.27%