-96.39% is the change from 804 to 29
Calculation steps:
[( 29 - 804 ) ÷ 804] x 100 = -96.39%
Formula
Percentage change = [(29 - 804) / 804] x 100
Subtract the new number by the original number
29 - 804 = -775
-775 ÷ 804 = -0.9639303482587065
-0.9639303482587065 x 100 = -96.39%