-30.7% is the change from 710 to 492
Calculation steps:
[( 492 - 710 ) ÷ 710] x 100 = -30.7%
Formula
Percentage change = [(492 - 710) / 710] x 100
Subtract the new number by the original number
492 - 710 = -218
-218 ÷ 710 = -0.30704225352112674
-0.30704225352112674 x 100 = -30.7%