350.88% is the change from 171 to 771
Calculation steps:
[( 771 - 171 ) ÷ 171] x 100 = 350.88%
Formula
Percentage change = [(771 - 171) / 171] x 100
Subtract the new number by the original number
771 - 171 = 600
600 ÷ 171 = 3.508771929824561
3.508771929824561 x 100 = 350.88%