Write each fraction as a percent.920\frac{9}{20}

Ch. R - Review of Basic Concepts

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Lial 13th Edition

Ch. R - Review of Basic Concepts

문제 184

1장, 문제 184

Write each fraction as a percent.
$9 over 20$

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Understand that to convert a fraction to a percent, you first convert the fraction to a decimal by dividing the numerator by the denominator. For the fraction $ \frac{9}{20} $, divide 9 by 20.

Perform the division: $ 9 \div 20 $. This will give you a decimal number.

Once you have the decimal, convert it to a percent by multiplying the decimal by 100.

After multiplying by 100, add the percent symbol (%) to express the result as a percent.

Write the final answer as a percent, ensuring it is simplified or rounded appropriately if necessary.

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주요 개념

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Fraction to Decimal Conversion

Converting a fraction to a decimal involves dividing the numerator by the denominator. For example, to convert 9/20, divide 9 by 20 to get 0.45. This step is essential because percentages are based on decimals.

Decimal to Percent Conversion

To convert a decimal to a percent, multiply the decimal by 100 and add the percent symbol (%). For instance, 0.45 multiplied by 100 equals 45%, which expresses the fraction as a percent.

Understanding Percentages

A percentage represents a part out of 100. It is a way to express fractions or decimals in terms of hundredths, making it easier to compare and interpret values in everyday contexts.

Write each fraction as a percent.920\(\frac{9}{20}\)