Step 1: Start with the fraction 27/55.

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

27 ÷ 55 = 0.4909

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

0.4909 × 100 = 49.09%

Final Answer: 27/55 as a percentage is 49.09%.