104.52% is the change from 155 to 317
Calculation steps:
[( 317 - 155 ) ÷ 155] x 100 = 104.52%
Formula
Percentage change = [(317 - 155) / 155] x 100
Subtract the new number by the original number
317 - 155 = 162
162 ÷ 155 = 1.0451612903225806
1.0451612903225806 x 100 = 104.52%