Step 1: Start with the fraction 27/7.

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

27 ÷ 7 = 3.8571

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

3.8571 × 100 = 385.71%

Final Answer: 27/7 as a percentage is 385.71%.