6.72% is the change from 685 to 731
Calculation steps:
[( 731 - 685 ) ÷ 685] x 100 = 6.72%
Formula
Percentage change = [(731 - 685) / 685] x 100
Subtract the new number by the original number
731 - 685 = 46
46 ÷ 685 = 0.06715328467153285
0.06715328467153285 x 100 = 6.72%