229.41% is the change from 136 to 448
Calculation steps:
[( 448 - 136 ) ÷ 136] x 100 = 229.41%
Formula
Percentage change = [(448 - 136) / 136] x 100
Subtract the new number by the original number
448 - 136 = 312
312 ÷ 136 = 2.2941176470588234
2.2941176470588234 x 100 = 229.41%