18.27% is the change from 405 to 479
Calculation steps:
[( 479 - 405 ) ÷ 405] x 100 = 18.27%
Formula
Percentage change = [(479 - 405) / 405] x 100
Subtract the new number by the original number
479 - 405 = 74
74 ÷ 405 = 0.18271604938271604
0.18271604938271604 x 100 = 18.27%