-73.58% is the change from 969 to 256
Calculation steps:
[( 256 - 969 ) ÷ 969] x 100 = -73.58%
Formula
Percentage change = [(256 - 969) / 969] x 100
Subtract the new number by the original number
256 - 969 = -713
-713 ÷ 969 = -0.7358101135190919
-0.7358101135190919 x 100 = -73.58%