-56.4% is the change from 328 to 143
Calculation steps:
[( 143 - 328 ) ÷ 328] x 100 = -56.4%
Formula
Percentage change = [(143 - 328) / 328] x 100
Subtract the new number by the original number
143 - 328 = -185
-185 ÷ 328 = -0.5640243902439024
-0.5640243902439024 x 100 = -56.4%