6.66% is the change from 676 to 721
Calculation steps:
[( 721 - 676 ) ÷ 676] x 100 = 6.66%
Formula
Percentage change = [(721 - 676) / 676] x 100
Subtract the new number by the original number
721 - 676 = 45
45 ÷ 676 = 0.06656804733727811
0.06656804733727811 x 100 = 6.66%