-91.12% is the change from 969 to 86
Calculation steps:
[( 86 - 969 ) ÷ 969] x 100 = -91.12%
Formula
Percentage change = [(86 - 969) / 969] x 100
Subtract the new number by the original number
86 - 969 = -883
-883 ÷ 969 = -0.9112487100103199
-0.9112487100103199 x 100 = -91.12%