272.66% is the change from 256 to 954
Calculation steps:
[( 954 - 256 ) ÷ 256] x 100 = 272.66%
Formula
Percentage change = [(954 - 256) / 256] x 100
Subtract the new number by the original number
954 - 256 = 698
698 ÷ 256 = 2.7265625
2.7265625 x 100 = 272.66%