-99.16% is the change from 958 to 8
Calculation steps:
[( 8 - 958 ) ÷ 958] x 100 = -99.16%
Formula
Percentage change = [(8 - 958) / 958] x 100
Subtract the new number by the original number
8 - 958 = -950
-950 ÷ 958 = -0.9916492693110647
-0.9916492693110647 x 100 = -99.16%