-83.69% is the change from 969 to 158
Calculation steps:
[( 158 - 969 ) ÷ 969] x 100 = -83.69%
Formula
Percentage change = [(158 - 969) / 969] x 100
Subtract the new number by the original number
158 - 969 = -811
-811 ÷ 969 = -0.8369453044375645
-0.8369453044375645 x 100 = -83.69%