393.57% is the change from 171 to 844
Calculation steps:
[( 844 - 171 ) ÷ 171] x 100 = 393.57%
Formula
Percentage change = [(844 - 171) / 171] x 100
Subtract the new number by the original number
844 - 171 = 673
673 ÷ 171 = 3.935672514619883
3.935672514619883 x 100 = 393.57%