-2.7% is the change from 852 to 829
Calculation steps:
[( 829 - 852 ) ÷ 852] x 100 = -2.7%
Formula
Percentage change = [(829 - 852) / 852] x 100
Subtract the new number by the original number
829 - 852 = -23
-23 ÷ 852 = -0.02699530516431925
-0.02699530516431925 x 100 = -2.7%