158.59% is the change from 256 to 662
Calculation steps:
[( 662 - 256 ) ÷ 256] x 100 = 158.59%
Formula
Percentage change = [(662 - 256) / 256] x 100
Subtract the new number by the original number
662 - 256 = 406
406 ÷ 256 = 1.5859375
1.5859375 x 100 = 158.59%