1338.24% is the change from 34 to 489
Calculation steps:
[( 489 - 34 ) ÷ 34] x 100 = 1338.24%
Formula
Percentage change = [(489 - 34) / 34] x 100
Subtract the new number by the original number
489 - 34 = 455
455 ÷ 34 = 13.382352941176471
13.382352941176471 x 100 = 1338.24%