9.97% is the change from 622 to 684
Calculation steps:
[( 684 - 622 ) ÷ 622] x 100 = 9.97%
Formula
Percentage change = [(684 - 622) / 622] x 100
Subtract the new number by the original number
684 - 622 = 62
62 ÷ 622 = 0.09967845659163987
0.09967845659163987 x 100 = 9.97%