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Ch. R - Review of Basic Concepts
Lial - College Algebra 13th Edition
Lial13th EditionCollege AlgebraISBN: 9780136881063당신이 사용하는 게 아니라요?교과서 변경
1장, 문제 152

Write each percent as a decimal. 39%

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1
Understand that to convert a percent to a decimal, you divide the percent value by 100 because 'percent' means 'per hundred'.
Write the percent as a fraction: 39100.
Divide 39 by 100 to convert the fraction to a decimal form.
Move the decimal point two places to the left in the number 39 to perform the division by 100.
Write the resulting decimal number, which represents 39% as a decimal.

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이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
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55s
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주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Understanding Percentages

A percentage represents a part out of 100. It is a way to express ratios or fractions with a denominator of 100. For example, 39% means 39 out of 100.
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Converting Percent to Decimal

To convert a percent to a decimal, divide the percentage value by 100. This shifts the decimal point two places to the left. For instance, 39% becomes 0.39.
추천 영상:
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Converting Standard Form to Vertex Form

Decimal Notation

Decimal notation expresses numbers using a decimal point to separate the whole number part from the fractional part. Decimals are used for precise values less than one, such as 0.39.
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Interval Notation