-91.19% is the change from 329 to 29
Calculation steps:
[( 29 - 329 ) ÷ 329] x 100 = -91.19%
Formula
Percentage change = [(29 - 329) / 329] x 100
Subtract the new number by the original number
29 - 329 = -300
-300 ÷ 329 = -0.9118541033434651
-0.9118541033434651 x 100 = -91.19%