-3.23% is the change from 804 to 778
Calculation steps:
[( 778 - 804 ) ÷ 804] x 100 = -3.23%
Formula
Percentage change = [(778 - 804) / 804] x 100
Subtract the new number by the original number
778 - 804 = -26
-26 ÷ 804 = -0.03233830845771144
-0.03233830845771144 x 100 = -3.23%