-2.43% is the change from 824 to 804
Calculation steps:
[( 804 - 824 ) ÷ 824] x 100 = -2.43%
Formula
Percentage change = [(804 - 824) / 824] x 100
Subtract the new number by the original number
804 - 824 = -20
-20 ÷ 824 = -0.024271844660194174
-0.024271844660194174 x 100 = -2.43%