-16.5% is the change from 394 to 329
Calculation steps:
[( 329 - 394 ) ÷ 394] x 100 = -16.5%
Formula
Percentage change = [(329 - 394) / 394] x 100
Subtract the new number by the original number
329 - 394 = -65
-65 ÷ 394 = -0.1649746192893401
-0.1649746192893401 x 100 = -16.5%