848.24% is the change from 85 to 806
Calculation steps:
[( 806 - 85 ) ÷ 85] x 100 = 848.24%
Formula
Percentage change = [(806 - 85) / 85] x 100
Subtract the new number by the original number
806 - 85 = 721
721 ÷ 85 = 8.48235294117647
8.48235294117647 x 100 = 848.24%