-96.81% is the change from 815 to 26
Calculation steps:
[( 26 - 815 ) ÷ 815] x 100 = -96.81%
Formula
Percentage change = [(26 - 815) / 815] x 100
Subtract the new number by the original number
26 - 815 = -789
-789 ÷ 815 = -0.9680981595092024
-0.9680981595092024 x 100 = -96.81%