-3.52% is the change from 823 to 794
Calculation steps:
[( 794 - 823 ) ÷ 823] x 100 = -3.52%
Formula
Percentage change = [(794 - 823) / 823] x 100
Subtract the new number by the original number
794 - 823 = -29
-29 ÷ 823 = -0.03523693803159174
-0.03523693803159174 x 100 = -3.52%