6.5% is the change from 585 to 623
Calculation steps:
[( 623 - 585 ) ÷ 585] x 100 = 6.5%
Formula
Percentage change = [(623 - 585) / 585] x 100
Subtract the new number by the original number
623 - 585 = 38
38 ÷ 585 = 0.06495726495726496
0.06495726495726496 x 100 = 6.5%