-96.27% is the change from 322 to 12
Calculation steps:
[( 12 - 322 ) ÷ 322] x 100 = -96.27%
Formula
Percentage change = [(12 - 322) / 322] x 100
Subtract the new number by the original number
12 - 322 = -310
-310 ÷ 322 = -0.9627329192546584
-0.9627329192546584 x 100 = -96.27%