387.28% is the change from 173 to 843
Calculation steps:
[( 843 - 173 ) ÷ 173] x 100 = 387.28%
Formula
Percentage change = [(843 - 173) / 173] x 100
Subtract the new number by the original number
843 - 173 = 670
670 ÷ 173 = 3.8728323699421967
3.8728323699421967 x 100 = 387.28%