-2.29% is the change from 872 to 852
Calculation steps:
[( 852 - 872 ) ÷ 872] x 100 = -2.29%
Formula
Percentage change = [(852 - 872) / 872] x 100
Subtract the new number by the original number
852 - 872 = -20
-20 ÷ 872 = -0.022935779816513763
-0.022935779816513763 x 100 = -2.29%