201.34% is the change from 149 to 449
Calculation steps:
[( 449 - 149 ) ÷ 149] x 100 = 201.34%
Formula
Percentage change = [(449 - 149) / 149] x 100
Subtract the new number by the original number
449 - 149 = 300
300 ÷ 149 = 2.0134228187919465
2.0134228187919465 x 100 = 201.34%