41.56% is the change from 409 to 579
Calculation steps:
[( 579 - 409 ) ÷ 409] x 100 = 41.56%
Formula
Percentage change = [(579 - 409) / 409] x 100
Subtract the new number by the original number
579 - 409 = 170
170 ÷ 409 = 0.4156479217603912
0.4156479217603912 x 100 = 41.56%