Step 1: Start with the fraction 15/64.

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

15 ÷ 64 = 0.2344

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

0.2344 × 100 = 23.44%

Final Answer: 15/64 as a percentage is 23.44%.