-88.62% is the change from 958 to 109
Calculation steps:
[( 109 - 958 ) ÷ 958] x 100 = -88.62%
Formula
Percentage change = [(109 - 958) / 958] x 100
Subtract the new number by the original number
109 - 958 = -849
-849 ÷ 958 = -0.8862212943632568
-0.8862212943632568 x 100 = -88.62%