-33.74% is the change from 329 to 218
Calculation steps:
[( 218 - 329 ) ÷ 329] x 100 = -33.74%
Formula
Percentage change = [(218 - 329) / 329] x 100
Subtract the new number by the original number
218 - 329 = -111
-111 ÷ 329 = -0.3373860182370821
-0.3373860182370821 x 100 = -33.74%