Write each decimal as a percent.0.40.4

Understand that to convert a decimal to a percent, you multiply the decimal by 100 and then add the percent symbol (%). Start with the given decimal: 0.4. Multiply 0.4 by 100: 0.4 × 100. Calculate the product (do not provide the final number here, just the operation). Attach the percent symbol (%) to the result to express it as a percent.

Ch. R - Review of Basic Concepts

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Lial 13th Edition

Ch. R - Review of Basic Concepts

문제 169

1장, 문제 169

Write each decimal as a percent.
$0.4$

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Understand that to convert a decimal to a percent, you multiply the decimal by 100 and then add the percent symbol (%).

Start with the given decimal: 0.4.

Multiply 0.4 by 100:

0.4 \times 100

Calculate the product (do not provide the final number here, just the operation).

Attach the percent symbol (%) to the result to express it as a percent.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

49s

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주요 개념

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

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, expressing the value as parts per hundred.

Understanding Percent

Percent means 'per hundred,' representing a ratio out of 100. It is a way to express fractions or decimals in a standardized form that is easy to compare and interpret.

Place Value and Decimal Points

Understanding place value helps in correctly moving the decimal point when converting decimals to percents. Each move to the right multiplies the number by 10, so moving two places right multiplies by 100.