21 out of 30 as a Percentage

Professor Greenline Explaining Math Concepts

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.

21 out of 30 as a Percentage for Indonesian Students

What is 21 out of 30 as a Percentage?

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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