-7.8% is the change from 872 to 804
Calculation steps:
[( 804 - 872 ) ÷ 872] x 100 = -7.8%
Formula
Percentage change = [(804 - 872) / 872] x 100
Subtract the new number by the original number
804 - 872 = -68
-68 ÷ 872 = -0.0779816513761468
-0.0779816513761468 x 100 = -7.8%