-1.83% is the change from 872 to 856
Calculation steps:
[( 856 - 872 ) ÷ 872] x 100 = -1.83%
Formula
Percentage change = [(856 - 872) / 872] x 100
Subtract the new number by the original number
856 - 872 = -16
-16 ÷ 872 = -0.01834862385321101
-0.01834862385321101 x 100 = -1.83%