290.97% is the change from 155 to 606
Calculation steps:
[( 606 - 155 ) ÷ 155] x 100 = 290.97%
Formula
Percentage change = [(606 - 155) / 155] x 100
Subtract the new number by the original number
606 - 155 = 451
451 ÷ 155 = 2.9096774193548387
2.9096774193548387 x 100 = 290.97%