42.05% is the change from 409 to 581
Calculation steps:
[( 581 - 409 ) ÷ 409] x 100 = 42.05%
Formula
Percentage change = [(581 - 409) / 409] x 100
Subtract the new number by the original number
581 - 409 = 172
172 ÷ 409 = 0.42053789731051344
0.42053789731051344 x 100 = 42.05%