-30.15% is the change from 471 to 329
Calculation steps:
[( 329 - 471 ) ÷ 471] x 100 = -30.15%
Formula
Percentage change = [(329 - 471) / 471] x 100
Subtract the new number by the original number
329 - 471 = -142
-142 ÷ 471 = -0.30148619957537154
-0.30148619957537154 x 100 = -30.15%