688.24% is the change from 102 to 804
Calculation steps:
[( 804 - 102 ) ÷ 102] x 100 = 688.24%
Formula
Percentage change = [(804 - 102) / 102] x 100
Subtract the new number by the original number
804 - 102 = 702
702 ÷ 102 = 6.882352941176471
6.882352941176471 x 100 = 688.24%