350.29% is the change from 171 to 770
Calculation steps:
[( 770 - 171 ) ÷ 171] x 100 = 350.29%
Formula
Percentage change = [(770 - 171) / 171] x 100
Subtract the new number by the original number
770 - 171 = 599
599 ÷ 171 = 3.502923976608187
3.502923976608187 x 100 = 350.29%