-2.71% is the change from 812 to 790
Calculation steps:
[( 790 - 812 ) ÷ 812] x 100 = -2.71%
Formula
Percentage change = [(790 - 812) / 812] x 100
Subtract the new number by the original number
790 - 812 = -22
-22 ÷ 812 = -0.027093596059113302
-0.027093596059113302 x 100 = -2.71%