-8.26% is the change from 872 to 800
Calculation steps:
[( 800 - 872 ) ÷ 872] x 100 = -8.26%
Formula
Percentage change = [(800 - 872) / 872] x 100
Subtract the new number by the original number
800 - 872 = -72
-72 ÷ 872 = -0.08256880733944955
-0.08256880733944955 x 100 = -8.26%