-2.23% is the change from 852 to 833
Calculation steps:
[( 833 - 852 ) ÷ 852] x 100 = -2.23%
Formula
Percentage change = [(833 - 852) / 852] x 100
Subtract the new number by the original number
833 - 852 = -19
-19 ÷ 852 = -0.022300469483568074
-0.022300469483568074 x 100 = -2.23%