190.91% is the change from 88 to 256
Calculation steps:
[( 256 - 88 ) ÷ 88] x 100 = 190.91%
Formula
Percentage change = [(256 - 88) / 88] x 100
Subtract the new number by the original number
256 - 88 = 168
168 ÷ 88 = 1.9090909090909092
1.9090909090909092 x 100 = 190.91%