2.81% is the change from 711 to 731
Calculation steps:
[( 731 - 711 ) ÷ 711] x 100 = 2.81%
Formula
Percentage change = [(731 - 711) / 711] x 100
Subtract the new number by the original number
731 - 711 = 20
20 ÷ 711 = 0.02812939521800281
0.02812939521800281 x 100 = 2.81%