268.75% is the change from 256 to 944
Calculation steps:
[( 944 - 256 ) ÷ 256] x 100 = 268.75%
Formula
Percentage change = [(944 - 256) / 256] x 100
Subtract the new number by the original number
944 - 256 = 688
688 ÷ 256 = 2.6875
2.6875 x 100 = 268.75%