309.94% is the change from 171 to 701
Calculation steps:
[( 701 - 171 ) ÷ 171] x 100 = 309.94%
Formula
Percentage change = [(701 - 171) / 171] x 100
Subtract the new number by the original number
701 - 171 = 530
530 ÷ 171 = 3.0994152046783627
3.0994152046783627 x 100 = 309.94%