Step 1: Start with the fraction 54/70.

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

54 ÷ 70 = 0.7714

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

0.7714 × 100 = 77.14%

Final Answer: 54/70 as a percentage is 77.14%.