-96.86% is the change from 797 to 25
Calculation steps:
[( 25 - 797 ) ÷ 797] x 100 = -96.86%
Formula
Percentage change = [(25 - 797) / 797] x 100
Subtract the new number by the original number
25 - 797 = -772
-772 ÷ 797 = -0.9686323713927227
-0.9686323713927227 x 100 = -96.86%