-2.24% is the change from 893 to 873
Calculation steps:
[( 873 - 893 ) ÷ 893] x 100 = -2.24%
Formula
Percentage change = [(873 - 893) / 893] x 100
Subtract the new number by the original number
873 - 893 = -20
-20 ÷ 893 = -0.022396416573348264
-0.022396416573348264 x 100 = -2.24%