-37.69% is the change from 804 to 501
Calculation steps:
[( 501 - 804 ) ÷ 804] x 100 = -37.69%
Formula
Percentage change = [(501 - 804) / 804] x 100
Subtract the new number by the original number
501 - 804 = -303
-303 ÷ 804 = -0.376865671641791
-0.376865671641791 x 100 = -37.69%