18.79% is the change from 479 to 569
Calculation steps:
[( 569 - 479 ) ÷ 479] x 100 = 18.79%
Formula
Percentage change = [(569 - 479) / 479] x 100
Subtract the new number by the original number
569 - 479 = 90
90 ÷ 479 = 0.18789144050104384
0.18789144050104384 x 100 = 18.79%