57.46% is the change from 409 to 644
Calculation steps:
[( 644 - 409 ) ÷ 409] x 100 = 57.46%
Formula
Percentage change = [(644 - 409) / 409] x 100
Subtract the new number by the original number
644 - 409 = 235
235 ÷ 409 = 0.5745721271393643
0.5745721271393643 x 100 = 57.46%