61.12% is the change from 499 to 804
Calculation steps:
[( 804 - 499 ) ÷ 499] x 100 = 61.12%
Formula
Percentage change = [(804 - 499) / 499] x 100
Subtract the new number by the original number
804 - 499 = 305
305 ÷ 499 = 0.6112224448897795
0.6112224448897795 x 100 = 61.12%