-6.88% is the change from 872 to 812
Calculation steps:
[( 812 - 872 ) ÷ 872] x 100 = -6.88%
Formula
Percentage change = [(812 - 872) / 872] x 100
Subtract the new number by the original number
812 - 872 = -60
-60 ÷ 872 = -0.06880733944954129
-0.06880733944954129 x 100 = -6.88%