326.47% is the change from 34 to 145
Calculation steps:
[( 145 - 34 ) ÷ 34] x 100 = 326.47%
Formula
Percentage change = [(145 - 34) / 34] x 100
Subtract the new number by the original number
145 - 34 = 111
111 ÷ 34 = 3.264705882352941
3.264705882352941 x 100 = 326.47%