295.1% is the change from 204 to 806
Calculation steps:
[( 806 - 204 ) ÷ 204] x 100 = 295.1%
Formula
Percentage change = [(806 - 204) / 204] x 100
Subtract the new number by the original number
806 - 204 = 602
602 ÷ 204 = 2.950980392156863
2.950980392156863 x 100 = 295.1%