-98.31% is the change from 886 to 15
Calculation steps:
[( 15 - 886 ) ÷ 886] x 100 = -98.31%
Formula
Percentage change = [(15 - 886) / 886] x 100
Subtract the new number by the original number
15 - 886 = -871
-871 ÷ 886 = -0.9830699774266366
-0.9830699774266366 x 100 = -98.31%