81.53% is the change from 498 to 904
Calculation steps:
[( 904 - 498 ) ÷ 498] x 100 = 81.53%
Formula
Percentage change = [(904 - 498) / 498] x 100
Subtract the new number by the original number
904 - 498 = 406
406 ÷ 498 = 0.8152610441767069
0.8152610441767069 x 100 = 81.53%