-96.06% is the change from 381 to 15
Calculation steps:
[( 15 - 381 ) ÷ 381] x 100 = -96.06%
Formula
Percentage change = [(15 - 381) / 381] x 100
Subtract the new number by the original number
15 - 381 = -366
-366 ÷ 381 = -0.9606299212598425
-0.9606299212598425 x 100 = -96.06%