20.36% is the change from 673 to 810
Calculation steps:
[( 810 - 673 ) ÷ 673] x 100 = 20.36%
Formula
Percentage change = [(810 - 673) / 673] x 100
Subtract the new number by the original number
810 - 673 = 137
137 ÷ 673 = 0.20356612184249628
0.20356612184249628 x 100 = 20.36%