Step 1: Start with the fraction 498/625.

Step 2: To convert a fraction into a percentage, divide the numerator by the denominator.

498 ÷ 625 = 0.7968

Step 3: Multiply the result by 100 to get the percentage.

0.7968 × 100 = 79.68%

Final Answer: 498/625 as a percentage is 79.68%.