-52.58% is the change from 329 to 156
Calculation steps:
[( 156 - 329 ) ÷ 329] x 100 = -52.58%
Formula
Percentage change = [(156 - 329) / 329] x 100
Subtract the new number by the original number
156 - 329 = -173
-173 ÷ 329 = -0.5258358662613982
-0.5258358662613982 x 100 = -52.58%