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Last updated on August 5, 2025

20 out of 21 as a Percentage

Professor Greenline Explaining Math Concepts

Numbers can be categorized into different types. Percentage is one of its kinds. A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%". For example, 50% represents 50 out of 100. In this context, we will learn how to convert a fraction like 20 out of 21 into a percentage.

20 out of 21 as a Percentage for US Students
Professor Greenline from BrightChamps

What is 20 out of 21 as a Percentage?

20 out of 21 as a percentage

 

Answer

 

The answer for 20 out of 21 as a percentage is approximately 95.24%.

 

Explanation

 

Converting a fraction to a percentage is a task that can be done easily by following a few steps. Here are the steps to find the answer:

 

Step 1: To convert the fraction 20/21 into a percentage, you start by dividing the numerator by the denominator. So, divide 20 by 21. 20 ÷ 21 = 0.9524

 

Step 2: To get the percentage, multiply the result by 100. 0.9524 × 100 = 95.24%

 

Thus, 20 out of 21 can be written as approximately 95.24% when expressed as a percentage.

Professor Greenline from BrightChamps

Important Glossaries for 20 out of 21 as a Percentage

  • Percentage: A ratio expressed as a fraction of 100, often denoted by the symbol %.

 

  • Fraction: A numerical quantity that represents a part of a whole, written in the form p/q.

 

  • Numerator: The top part of a fraction, indicating how many parts are considered.

 

  • Denominator: The bottom part of a fraction, showing how many parts make up a whole.

 

  • Ratio: A relationship between two numbers indicating how many times the first number contains the second.
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