236.84% is the change from 76 to 256
Calculation steps:
[( 256 - 76 ) ÷ 76] x 100 = 236.84%
Formula
Percentage change = [(256 - 76) / 76] x 100
Subtract the new number by the original number
256 - 76 = 180
180 ÷ 76 = 2.3684210526315788
2.3684210526315788 x 100 = 236.84%