18.34% is the change from 409 to 484
Calculation steps:
[( 484 - 409 ) ÷ 409] x 100 = 18.34%
Formula
Percentage change = [(484 - 409) / 409] x 100
Subtract the new number by the original number
484 - 409 = 75
75 ÷ 409 = 0.18337408312958436
0.18337408312958436 x 100 = 18.34%