15.9% is the change from 673 to 780
Calculation steps:
[( 780 - 673 ) ÷ 673] x 100 = 15.9%
Formula
Percentage change = [(780 - 673) / 673] x 100
Subtract the new number by the original number
780 - 673 = 107
107 ÷ 673 = 0.1589895988112927
0.1589895988112927 x 100 = 15.9%