67.1% is the change from 155 to 259
Calculation steps:
[( 259 - 155 ) ÷ 155] x 100 = 67.1%
Formula
Percentage change = [(259 - 155) / 155] x 100
Subtract the new number by the original number
259 - 155 = 104
104 ÷ 155 = 0.6709677419354839
0.6709677419354839 x 100 = 67.1%