-96.35% is the change from 329 to 12
Calculation steps:
[( 12 - 329 ) ÷ 329] x 100 = -96.35%
Formula
Percentage change = [(12 - 329) / 329] x 100
Subtract the new number by the original number
12 - 329 = -317
-317 ÷ 329 = -0.9635258358662614
-0.9635258358662614 x 100 = -96.35%