-97.69% is the change from 865 to 20
Calculation steps:
[( 20 - 865 ) ÷ 865] x 100 = -97.69%
Formula
Percentage change = [(20 - 865) / 865] x 100
Subtract the new number by the original number
20 - 865 = -845
-845 ÷ 865 = -0.976878612716763
-0.976878612716763 x 100 = -97.69%