Step 1: Start with the fraction 6/7.

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

6 ÷ 7 = 0.8571

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

0.8571 × 100 = 85.71%

Final Answer: 6/7 as a percentage is 85.71%.