-60.31% is the change from 829 to 329
Calculation steps:
[( 329 - 829 ) ÷ 829] x 100 = -60.31%
Formula
Percentage change = [(329 - 829) / 829] x 100
Subtract the new number by the original number
329 - 829 = -500
-500 ÷ 829 = -0.6031363088057901
-0.6031363088057901 x 100 = -60.31%