690.2% is the change from 102 to 806
Calculation steps:
[( 806 - 102 ) ÷ 102] x 100 = 690.2%
Formula
Percentage change = [(806 - 102) / 102] x 100
Subtract the new number by the original number
806 - 102 = 704
704 ÷ 102 = 6.901960784313726
6.901960784313726 x 100 = 690.2%