63.75% is the change from 491 to 804
Calculation steps:
[( 804 - 491 ) ÷ 491] x 100 = 63.75%
Formula
Percentage change = [(804 - 491) / 491] x 100
Subtract the new number by the original number
804 - 491 = 313
313 ÷ 491 = 0.6374745417515275
0.6374745417515275 x 100 = 63.75%