55.5% is the change from 409 to 636
Calculation steps:
[( 636 - 409 ) ÷ 409] x 100 = 55.5%
Formula
Percentage change = [(636 - 409) / 409] x 100
Subtract the new number by the original number
636 - 409 = 227
227 ÷ 409 = 0.5550122249388753
0.5550122249388753 x 100 = 55.5%