-25% is the change from 804 to 603
Calculation steps:
[( 603 - 804 ) ÷ 804] x 100 = -25%
Formula
Percentage change = [(603 - 804) / 804] x 100
Subtract the new number by the original number
603 - 804 = -201
-201 ÷ 804 = -0.25
-0.25 x 100 = -25%
Example