338.01% is the change from 171 to 749
Calculation steps:
[( 749 - 171 ) ÷ 171] x 100 = 338.01%
Formula
Percentage change = [(749 - 171) / 171] x 100
Subtract the new number by the original number
749 - 171 = 578
578 ÷ 171 = 3.3801169590643276
3.3801169590643276 x 100 = 338.01%