171.88% is the change from 256 to 696
Calculation steps:
[( 696 - 256 ) ÷ 256] x 100 = 171.88%
Formula
Percentage change = [(696 - 256) / 256] x 100
Subtract the new number by the original number
696 - 256 = 440
440 ÷ 256 = 1.71875
1.71875 x 100 = 171.88%