Step 1: Start with the fraction 18/67.

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

18 ÷ 67 = 0.2687

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

0.2687 × 100 = 26.87%

Final Answer: 18/67 as a percentage is 26.87%.