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117 LearnersLast updated on March 16th, 2025
21 out of 30 as a Percentage
Numbers can be expressed in various forms, and percentages are one of them. A percentage is a way of expressing a number as a fraction of 100. It is denoted using the percent sign (%). For example, to find what 21 out of 30 is as a percentage, we convert it using the formula for calculating percentages.
What is 21 out of 30 as a Percentage?
Answer:
21 out of 30 as a percentage is 70%.
Explanation:
Converting a fraction to a percentage is straightforward. You can follow the steps mentioned below to find the answer.
Step 1: To find the percentage, divide the numerator by the denominator. Here, divide 21 by 30. 21 ÷ 30 = 0.7
Step 2: To convert this decimal to a percentage, multiply by 100. 0.7 × 100 = 70%
Thus, 21 out of 30 can be expressed as 70%.
Important Glossaries for 21 out of 30 as a Percentage
- Percentage: A fraction expressed as a part of 100, denoted by the symbol %.
- Fraction: A numerical representation of a part of a whole, typically in the form p/q where p is the numerator and q is the denominator.
- Numerator: The top part of a fraction, indicating the number of parts considered.
- Denominator: The bottom part of a fraction, indicating the total number of parts in the whole.
- Decimal: A number that is expressed in the base ten system and includes a decimal point.
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