-17.33% is the change from 329 to 272
Calculation steps:
[( 272 - 329 ) ÷ 329] x 100 = -17.33%
Formula
Percentage change = [(272 - 329) / 329] x 100
Subtract the new number by the original number
272 - 329 = -57
-57 ÷ 329 = -0.17325227963525835
-0.17325227963525835 x 100 = -17.33%