-27.04% is the change from 710 to 518
Calculation steps:
[( 518 - 710 ) ÷ 710] x 100 = -27.04%
Formula
Percentage change = [(518 - 710) / 710] x 100
Subtract the new number by the original number
518 - 710 = -192
-192 ÷ 710 = -0.2704225352112676
-0.2704225352112676 x 100 = -27.04%