-1.73% is the change from 867 to 852
Calculation steps:
[( 852 - 867 ) ÷ 867] x 100 = -1.73%
Formula
Percentage change = [(852 - 867) / 867] x 100
Subtract the new number by the original number
852 - 867 = -15
-15 ÷ 867 = -0.01730103806228374
-0.01730103806228374 x 100 = -1.73%