-5.05% is the change from 872 to 828
Calculation steps:
[( 828 - 872 ) ÷ 872] x 100 = -5.05%
Formula
Percentage change = [(828 - 872) / 872] x 100
Subtract the new number by the original number
828 - 872 = -44
-44 ÷ 872 = -0.05045871559633028
-0.05045871559633028 x 100 = -5.05%