13.99% is the change from 586 to 668
Calculation steps:
[( 668 - 586 ) ÷ 586] x 100 = 13.99%
Formula
Percentage change = [(668 - 586) / 586] x 100
Subtract the new number by the original number
668 - 586 = 82
82 ÷ 586 = 0.13993174061433447
0.13993174061433447 x 100 = 13.99%