8.98% is the change from 579 to 631
Calculation steps:
[( 631 - 579 ) ÷ 579] x 100 = 8.98%
Formula
Percentage change = [(631 - 579) / 579] x 100
Subtract the new number by the original number
631 - 579 = 52
52 ÷ 579 = 0.08981001727115717
0.08981001727115717 x 100 = 8.98%