391.28% is the change from 172 to 845
Calculation steps:
[( 845 - 172 ) ÷ 172] x 100 = 391.28%
Formula
Percentage change = [(845 - 172) / 172] x 100
Subtract the new number by the original number
845 - 172 = 673
673 ÷ 172 = 3.9127906976744184
3.9127906976744184 x 100 = 391.28%