4.49% is the change from 690 to 721
Calculation steps:
[( 721 - 690 ) ÷ 690] x 100 = 4.49%
Formula
Percentage change = [(721 - 690) / 690] x 100
Subtract the new number by the original number
721 - 690 = 31
31 ÷ 690 = 0.04492753623188406
0.04492753623188406 x 100 = 4.49%