4.39% is the change from 478 to 499
Calculation steps:
[( 499 - 478 ) ÷ 478] x 100 = 4.39%
Formula
Percentage change = [(499 - 478) / 478] x 100
Subtract the new number by the original number
499 - 478 = 21
21 ÷ 478 = 0.043933054393305436
0.043933054393305436 x 100 = 4.39%