Step 1: Start with the fraction 20/38.

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

20 ÷ 38 = 0.5263

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

0.5263 × 100 = 52.63%

Final Answer: 20/38 as a percentage is 52.63%.