11.74% is the change from 579 to 647
Calculation steps:
[( 647 - 579 ) ÷ 579] x 100 = 11.74%
Formula
Percentage change = [(647 - 579) / 579] x 100
Subtract the new number by the original number
647 - 579 = 68
68 ÷ 579 = 0.11744386873920552
0.11744386873920552 x 100 = 11.74%