262.89% is the change from 256 to 929
Calculation steps:
[( 929 - 256 ) ÷ 256] x 100 = 262.89%
Formula
Percentage change = [(929 - 256) / 256] x 100
Subtract the new number by the original number
929 - 256 = 673
673 ÷ 256 = 2.62890625
2.62890625 x 100 = 262.89%