Step 1: Start with the fraction 28/5.

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

28 ÷ 5 = 5.6

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

5.6 × 100 = 560.0%

Final Answer: 28/5 as a percentage is 560.0%.