804% is the change from 100 to 904
Calculation steps:
[( 904 - 100 ) ÷ 100] x 100 = 804%
Formula
Percentage change = [(904 - 100) / 100] x 100
Subtract the new number by the original number
904 - 100 = 804
804 ÷ 100 = 8.04
8.04 x 100 = 804%
Example