Step 1: Start with the fraction 25/4.

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

25 ÷ 4 = 6.25

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

6.25 × 100 = 625.0%

Final Answer: 25/4 as a percentage is 625.0%.