868.67% is the change from 83 to 804
Calculation steps:
[( 804 - 83 ) ÷ 83] x 100 = 868.67%
Formula
Percentage change = [(804 - 83) / 83] x 100
Subtract the new number by the original number
804 - 83 = 721
721 ÷ 83 = 8.686746987951807
8.686746987951807 x 100 = 868.67%