63.33% is the change from 409 to 668
Calculation steps:
[( 668 - 409 ) ÷ 409] x 100 = 63.33%
Formula
Percentage change = [(668 - 409) / 409] x 100
Subtract the new number by the original number
668 - 409 = 259
259 ÷ 409 = 0.6332518337408313
0.6332518337408313 x 100 = 63.33%