30.81% is the change from 409 to 535
Calculation steps:
[( 535 - 409 ) ÷ 409] x 100 = 30.81%
Formula
Percentage change = [(535 - 409) / 409] x 100
Subtract the new number by the original number
535 - 409 = 126
126 ÷ 409 = 0.3080684596577017
0.3080684596577017 x 100 = 30.81%