-17.82% is the change from 864 to 710
Calculation steps:
[( 710 - 864 ) ÷ 864] x 100 = -17.82%
Formula
Percentage change = [(710 - 864) / 864] x 100
Subtract the new number by the original number
710 - 864 = -154
-154 ÷ 864 = -0.17824074074074073
-0.17824074074074073 x 100 = -17.82%