Step 1: Start with the fraction 30/320.

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

30 ÷ 320 = 0.0938

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

0.0938 × 100 = 9.38%

Final Answer: 30/320 as a percentage is 9.38%.