56.72% is the change from 409 to 641
Calculation steps:
[( 641 - 409 ) ÷ 409] x 100 = 56.72%
Formula
Percentage change = [(641 - 409) / 409] x 100
Subtract the new number by the original number
641 - 409 = 232
232 ÷ 409 = 0.5672371638141809
0.5672371638141809 x 100 = 56.72%