-60.55% is the change from 834 to 329
Calculation steps:
[( 329 - 834 ) ÷ 834] x 100 = -60.55%
Formula
Percentage change = [(329 - 834) / 834] x 100
Subtract the new number by the original number
329 - 834 = -505
-505 ÷ 834 = -0.605515587529976
-0.605515587529976 x 100 = -60.55%