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Ch. R - Review of Basic Concepts
Lial - College Algebra 13th Edition
Lial13th EditionCollege AlgebraISBN: 9780136881063Not the one you use?Change textbook
Chapter 1, Problem 166

Write each decimal as a percent.
0.0050.005

Verified step by step guidance
1
Understand that to convert a decimal to a percent, you multiply the decimal by 100%.
Write the decimal 0.005 as a multiplication: 0.005 × 100%.
Multiply 0.005 by 100 to shift the decimal point two places to the right: 0.005 × 100 = 0.5.
Attach the percent symbol (%) to the result to express it as a percent: 0.5%.
Therefore, the decimal 0.005 is equivalent to 0.5% when written as a percent.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Decimal to Percent Conversion

Converting a decimal to a percent involves multiplying the decimal number by 100 and adding the percent symbol (%). This shifts the decimal point two places to the right, changing the value into a percentage form.
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Understanding Place Value

Place value helps determine the value of each digit in a decimal number. Recognizing the position of digits after the decimal point is essential for accurate conversion to percent, as it affects how the number scales when multiplied by 100.
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Percent Notation

Percent notation expresses a number as parts per hundred. It is a way to represent ratios or fractions with a denominator of 100, making it easier to compare and interpret proportions in everyday contexts.
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