-13.73% is the change from 823 to 710
Calculation steps:
[( 710 - 823 ) ÷ 823] x 100 = -13.73%
Formula
Percentage change = [(710 - 823) / 823] x 100
Subtract the new number by the original number
710 - 823 = -113
-113 ÷ 823 = -0.13730255164034022
-0.13730255164034022 x 100 = -13.73%