306.71% is the change from 149 to 606
Calculation steps:
[( 606 - 149 ) ÷ 149] x 100 = 306.71%
Formula
Percentage change = [(606 - 149) / 149] x 100
Subtract the new number by the original number
606 - 149 = 457
457 ÷ 149 = 3.0671140939597317
3.0671140939597317 x 100 = 306.71%