218.06% is the change from 155 to 493
Calculation steps:
[( 493 - 155 ) ÷ 155] x 100 = 218.06%
Formula
Percentage change = [(493 - 155) / 155] x 100
Subtract the new number by the original number
493 - 155 = 338
338 ÷ 155 = 2.1806451612903226
2.1806451612903226 x 100 = 218.06%