13.58% is the change from 604 to 686
Calculation steps:
[( 686 - 604 ) ÷ 604] x 100 = 13.58%
Formula
Percentage change = [(686 - 604) / 604] x 100
Subtract the new number by the original number
686 - 604 = 82
82 ÷ 604 = 0.1357615894039735
0.1357615894039735 x 100 = 13.58%