301.94% is the change from 155 to 623
Calculation steps:
[( 623 - 155 ) ÷ 155] x 100 = 301.94%
Formula
Percentage change = [(623 - 155) / 155] x 100
Subtract the new number by the original number
623 - 155 = 468
468 ÷ 155 = 3.0193548387096776
3.0193548387096776 x 100 = 301.94%