78.27% is the change from 451 to 804
Calculation steps:
[( 804 - 451 ) ÷ 451] x 100 = 78.27%
Formula
Percentage change = [(804 - 451) / 451] x 100
Subtract the new number by the original number
804 - 451 = 353
353 ÷ 451 = 0.7827050997782705
0.7827050997782705 x 100 = 78.27%