-15.27% is the change from 838 to 710
Calculation steps:
[( 710 - 838 ) ÷ 838] x 100 = -15.27%
Formula
Percentage change = [(710 - 838) / 838] x 100
Subtract the new number by the original number
710 - 838 = -128
-128 ÷ 838 = -0.15274463007159905
-0.15274463007159905 x 100 = -15.27%