5.18% is the change from 579 to 609
Calculation steps:
[( 609 - 579 ) ÷ 579] x 100 = 5.18%
Formula
Percentage change = [(609 - 579) / 579] x 100
Subtract the new number by the original number
609 - 579 = 30
30 ÷ 579 = 0.05181347150259067
0.05181347150259067 x 100 = 5.18%