-18.36% is the change from 403 to 329
Calculation steps:
[( 329 - 403 ) ÷ 403] x 100 = -18.36%
Formula
Percentage change = [(329 - 403) / 403] x 100
Subtract the new number by the original number
329 - 403 = -74
-74 ÷ 403 = -0.18362282878411912
-0.18362282878411912 x 100 = -18.36%