-99.39% is the change from 328 to 2
Calculation steps:
[( 2 - 328 ) ÷ 328] x 100 = -99.39%
Formula
Percentage change = [(2 - 328) / 328] x 100
Subtract the new number by the original number
2 - 328 = -326
-326 ÷ 328 = -0.9939024390243902
-0.9939024390243902 x 100 = -99.39%