-96.92% is the change from 813 to 25
Calculation steps:
[( 25 - 813 ) ÷ 813] x 100 = -96.92%
Formula
Percentage change = [(25 - 813) / 813] x 100
Subtract the new number by the original number
25 - 813 = -788
-788 ÷ 813 = -0.9692496924969249
-0.9692496924969249 x 100 = -96.92%