17.11% is the change from 409 to 479
Calculation steps:
[( 479 - 409 ) ÷ 409] x 100 = 17.11%
Formula
Percentage change = [(479 - 409) / 409] x 100
Subtract the new number by the original number
479 - 409 = 70
70 ÷ 409 = 0.17114914425427874
0.17114914425427874 x 100 = 17.11%