-3.38% is the change from 710 to 686
Calculation steps:
[( 686 - 710 ) ÷ 710] x 100 = -3.38%
Formula
Percentage change = [(686 - 710) / 710] x 100
Subtract the new number by the original number
686 - 710 = -24
-24 ÷ 710 = -0.03380281690140845
-0.03380281690140845 x 100 = -3.38%