298.06% is the change from 155 to 617
Calculation steps:
[( 617 - 155 ) ÷ 155] x 100 = 298.06%
Formula
Percentage change = [(617 - 155) / 155] x 100
Subtract the new number by the original number
617 - 155 = 462
462 ÷ 155 = 2.9806451612903224
2.9806451612903224 x 100 = 298.06%