8.91% is the change from 662 to 721
Calculation steps:
[( 721 - 662 ) ÷ 662] x 100 = 8.91%
Formula
Percentage change = [(721 - 662) / 662] x 100
Subtract the new number by the original number
721 - 662 = 59
59 ÷ 662 = 0.0891238670694864
0.0891238670694864 x 100 = 8.91%