256% is the change from 100 to 356
Calculation steps:
[( 356 - 100 ) ÷ 100] x 100 = 256%
Formula
Percentage change = [(356 - 100) / 100] x 100
Subtract the new number by the original number
356 - 100 = 256
256 ÷ 100 = 2.56
2.56 x 100 = 256%
Example