-2.18% is the change from 873 to 854
Calculation steps:
[( 854 - 873 ) ÷ 873] x 100 = -2.18%
Formula
Percentage change = [(854 - 873) / 873] x 100
Subtract the new number by the original number
854 - 873 = -19
-19 ÷ 873 = -0.021764032073310423
-0.021764032073310423 x 100 = -2.18%