Step 1: Start with the fraction 9/100.

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

9 ÷ 100 = 0.09

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

0.09 × 100 = 9.0%

Final Answer: 9/100 as a percentage is 9.0%.