-57.32% is the change from 328 to 140
Calculation steps:
[( 140 - 328 ) ÷ 328] x 100 = -57.32%
Formula
Percentage change = [(140 - 328) / 328] x 100
Subtract the new number by the original number
140 - 328 = -188
-188 ÷ 328 = -0.573170731707317
-0.573170731707317 x 100 = -57.32%