1.56% is the change from 256 to 260
Calculation steps:
[( 260 - 256 ) ÷ 256] x 100 = 1.56%
Formula
Percentage change = [(260 - 256) / 256] x 100
Subtract the new number by the original number
260 - 256 = 4
4 ÷ 256 = 0.015625
0.015625 x 100 = 1.56%
Example