1147.06% is the change from 34 to 424
Calculation steps:
[( 424 - 34 ) ÷ 34] x 100 = 1147.06%
Formula
Percentage change = [(424 - 34) / 34] x 100
Subtract the new number by the original number
424 - 34 = 390
390 ÷ 34 = 11.470588235294118
11.470588235294118 x 100 = 1147.06%