-30.66% is the change from 711 to 493
Calculation steps:
[( 493 - 711 ) ÷ 711] x 100 = -30.66%
Formula
Percentage change = [(493 - 711) / 711] x 100
Subtract the new number by the original number
493 - 711 = -218
-218 ÷ 711 = -0.3066104078762307
-0.3066104078762307 x 100 = -30.66%