546.75% is the change from 77 to 498
Calculation steps:
[( 498 - 77 ) ÷ 77] x 100 = 546.75%
Formula
Percentage change = [(498 - 77) / 77] x 100
Subtract the new number by the original number
498 - 77 = 421
421 ÷ 77 = 5.467532467532467
5.467532467532467 x 100 = 546.75%