-2.7% is the change from 816 to 794
Calculation steps:
[( 794 - 816 ) ÷ 816] x 100 = -2.7%
Formula
Percentage change = [(794 - 816) / 816] x 100
Subtract the new number by the original number
794 - 816 = -22
-22 ÷ 816 = -0.02696078431372549
-0.02696078431372549 x 100 = -2.7%