241.33% is the change from 75 to 256
Calculation steps:
[( 256 - 75 ) ÷ 75] x 100 = 241.33%
Formula
Percentage change = [(256 - 75) / 75] x 100
Subtract the new number by the original number
256 - 75 = 181
181 ÷ 75 = 2.4133333333333336
2.4133333333333336 x 100 = 241.33%