-97.34% is the change from 865 to 23
Calculation steps:
[( 23 - 865 ) ÷ 865] x 100 = -97.34%
Formula
Percentage change = [(23 - 865) / 865] x 100
Subtract the new number by the original number
23 - 865 = -842
-842 ÷ 865 = -0.9734104046242774
-0.9734104046242774 x 100 = -97.34%