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Last updated on March 18th, 2025

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3 out of 21 as a Percentage

Professor Greenline Explaining Math Concepts
Foundation
Intermediate
Advance Topics

Numbers can be categorized into different types. A percentage is one of its kind. It is always represented as a fraction of 100. Percentage represents a part of a whole in terms of 100. For example, 50% means 50 out of 100. In this content, we are going to learn how to convert a fraction into a percentage.

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What is 3 out of 21 as a Percentage?

3 out of 21 as a percentage

 

Answer:

 

The answer for 3 out of 21 as a percentage will be approximately 14.29%.

 

Explanation:

 

Converting a fraction to a percentage is a task for students that can be done easily. You can follow the steps mentioned below to find the answer.

 

Step 1: Firstly, convert the fraction into a decimal by dividing the numerator by the denominator. Here, 3 is the numerator and 21 is the denominator. 3 ÷ 21 = 0.142857

 

Step 2: To convert the decimal to a percentage, multiply the result by 100. 0.142857 × 100 = 14.2857

 

Step 3: Round the result to two decimal places for simplicity. 14.2857 rounds to 14.29

 

Thus, 3 out of 21 can be expressed as approximately 14.29%.

Professor Greenline from BrightChamps

Important Glossaries for 3 out of 21 as a Percentage

  • Percentage: A fraction expressed as a part of 100, representing a proportion of the whole.

 

  • Fraction: A numerical quantity that is not a whole number, representing a division of a whole into parts.

 

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

 

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

 

  • Decimal: A number that uses the base ten and includes a decimal point to separate the whole part from the fractional part.
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