306.94% is the change from 173 to 704
Calculation steps:
[( 704 - 173 ) ÷ 173] x 100 = 306.94%
Formula
Percentage change = [(704 - 173) / 173] x 100
Subtract the new number by the original number
704 - 173 = 531
531 ÷ 173 = 3.069364161849711
3.069364161849711 x 100 = 306.94%