Step 1: Start with the fraction 65/80.

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

65 ÷ 80 = 0.8125

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

0.8125 × 100 = 81.25%

Final Answer: 65/80 as a percentage is 81.25%.