-49.13% is the change from 804 to 409
Calculation steps:
[( 409 - 804 ) ÷ 804] x 100 = -49.13%
Formula
Percentage change = [(409 - 804) / 804] x 100
Subtract the new number by the original number
409 - 804 = -395
-395 ÷ 804 = -0.49129353233830847
-0.49129353233830847 x 100 = -49.13%