-3.17% is the change from 819 to 793
Calculation steps:
[( 793 - 819 ) ÷ 819] x 100 = -3.17%
Formula
Percentage change = [(793 - 819) / 819] x 100
Subtract the new number by the original number
793 - 819 = -26
-26 ÷ 819 = -0.031746031746031744
-0.031746031746031744 x 100 = -3.17%