-9.17% is the change from 872 to 792
Calculation steps:
[( 792 - 872 ) ÷ 872] x 100 = -9.17%
Formula
Percentage change = [(792 - 872) / 872] x 100
Subtract the new number by the original number
792 - 872 = -80
-80 ÷ 872 = -0.09174311926605505
-0.09174311926605505 x 100 = -9.17%