62.5% is the change from 408 to 663
Calculation steps:
[( 663 - 408 ) ÷ 408] x 100 = 62.5%
Formula
Percentage change = [(663 - 408) / 408] x 100
Subtract the new number by the original number
663 - 408 = 255
255 ÷ 408 = 0.625
0.625 x 100 = 62.5%
Example