-96.05% is the change from 329 to 13
Calculation steps:
[( 13 - 329 ) ÷ 329] x 100 = -96.05%
Formula
Percentage change = [(13 - 329) / 329] x 100
Subtract the new number by the original number
13 - 329 = -316
-316 ÷ 329 = -0.9604863221884499
-0.9604863221884499 x 100 = -96.05%