54.82% is the change from 498 to 771
Calculation steps:
[( 771 - 498 ) ÷ 498] x 100 = 54.82%
Formula
Percentage change = [(771 - 498) / 498] x 100
Subtract the new number by the original number
771 - 498 = 273
273 ÷ 498 = 0.5481927710843374
0.5481927710843374 x 100 = 54.82%