190.63% is the change from 256 to 744
Calculation steps:
[( 744 - 256 ) ÷ 256] x 100 = 190.63%
Formula
Percentage change = [(744 - 256) / 256] x 100
Subtract the new number by the original number
744 - 256 = 488
488 ÷ 256 = 1.90625
1.90625 x 100 = 190.63%