-2.22% is the change from 811 to 793
Calculation steps:
[( 793 - 811 ) ÷ 811] x 100 = -2.22%
Formula
Percentage change = [(793 - 811) / 811] x 100
Subtract the new number by the original number
793 - 811 = -18
-18 ÷ 811 = -0.02219482120838471
-0.02219482120838471 x 100 = -2.22%