160.39% is the change from 255 to 664
Calculation steps:
[( 664 - 255 ) ÷ 255] x 100 = 160.39%
Formula
Percentage change = [(664 - 255) / 255] x 100
Subtract the new number by the original number
664 - 255 = 409
409 ÷ 255 = 1.603921568627451
1.603921568627451 x 100 = 160.39%