-19.28% is the change from 804 to 649
Calculation steps:
[( 649 - 804 ) ÷ 804] x 100 = -19.28%
Formula
Percentage change = [(649 - 804) / 804] x 100
Subtract the new number by the original number
649 - 804 = -155
-155 ÷ 804 = -0.1927860696517413
-0.1927860696517413 x 100 = -19.28%