132.81% is the change from 256 to 596
Calculation steps:
[( 596 - 256 ) ÷ 256] x 100 = 132.81%
Formula
Percentage change = [(596 - 256) / 256] x 100
Subtract the new number by the original number
596 - 256 = 340
340 ÷ 256 = 1.328125
1.328125 x 100 = 132.81%