17.2% is the change from 686 to 804
Calculation steps:
[( 804 - 686 ) ÷ 686] x 100 = 17.2%
Formula
Percentage change = [(804 - 686) / 686] x 100
Subtract the new number by the original number
804 - 686 = 118
118 ÷ 686 = 0.17201166180758018
0.17201166180758018 x 100 = 17.2%