16.14% is the change from 409 to 475
Calculation steps:
[( 475 - 409 ) ÷ 409] x 100 = 16.14%
Formula
Percentage change = [(475 - 409) / 409] x 100
Subtract the new number by the original number
475 - 409 = 66
66 ÷ 409 = 0.16136919315403422
0.16136919315403422 x 100 = 16.14%