-97.98% is the change from 396 to 8
Calculation steps:
[( 8 - 396 ) ÷ 396] x 100 = -97.98%
Formula
Percentage change = [(8 - 396) / 396] x 100
Subtract the new number by the original number
8 - 396 = -388
-388 ÷ 396 = -0.9797979797979798
-0.9797979797979798 x 100 = -97.98%