15.03% is the change from 579 to 666
Calculation steps:
[( 666 - 579 ) ÷ 579] x 100 = 15.03%
Formula
Percentage change = [(666 - 579) / 579] x 100
Subtract the new number by the original number
666 - 579 = 87
87 ÷ 579 = 0.15025906735751296
0.15025906735751296 x 100 = 15.03%