-96.26% is the change from 401 to 15
Calculation steps:
[( 15 - 401 ) ÷ 401] x 100 = -96.26%
Formula
Percentage change = [(15 - 401) / 401] x 100
Subtract the new number by the original number
15 - 401 = -386
-386 ÷ 401 = -0.9625935162094763
-0.9625935162094763 x 100 = -96.26%