Step 1: Start with the fraction 11/13.

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

11 ÷ 13 = 0.8462

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

0.8462 × 100 = 84.62%

Final Answer: 11/13 as a percentage is 84.62%.