230.15% is the change from 136 to 449
Calculation steps:
[( 449 - 136 ) ÷ 136] x 100 = 230.15%
Formula
Percentage change = [(449 - 136) / 136] x 100
Subtract the new number by the original number
449 - 136 = 313
313 ÷ 136 = 2.301470588235294
2.301470588235294 x 100 = 230.15%