-45.29% is the change from 329 to 180
Calculation steps:
[( 180 - 329 ) ÷ 329] x 100 = -45.29%
Formula
Percentage change = [(180 - 329) / 329] x 100
Subtract the new number by the original number
180 - 329 = -149
-149 ÷ 329 = -0.45288753799392095
-0.45288753799392095 x 100 = -45.29%