Identifying and Rounding Decimals

In this video, Mr. J explains how to convert fractions to decimals using a calculator. He demonstrates the process with two examples: 9/16 and 30/35. For 9/16, he shows how to divide the numerator by the denominator to get a decimal and discusses rounding options. For 30/35, he explains how to identify repeating decimals and the importance of rounding. The video concludes with a summary of the conversion process and the use of rounding for long or repeating decimals.

What is the first step in converting a fraction to a decimal using a calculator?

• Add the numerator and the denominator

• Multiply the numerator by the denominator

• Subtract the denominator from the numerator

• Divide the numerator by the denominator

What is the decimal equivalent of 9/16?

• 0.5625

• 0.625

• 0.5265

• 0.6525

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When rounding 0.5625 to the tenths place, what is the result?

• 0.57

• 0.56

• 0.6

• 0.5

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What is the decimal representation of 30/35?

• 0.428571

• 0.714285

• 0.571428

• 0.857142

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How can you identify a repeating decimal?

• By multiplying the decimal by 10

• By dividing the decimal by 2

• By looking for a pattern in the digits

• By checking if the decimal ends

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CCSS.5.NBT.A.4

What is the rounded value of 0.857142 to the tenths place?

• 0.86

• 0.85

• 0.9

• 0.8

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What is the rounded value of 0.857142 to the hundredths place?

• 0.87

• 0.85

• 0.88

• 0.86

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What is the purpose of rounding a decimal?

• To simplify it

• To make it more complex

• To make it longer

• To make it more accurate

What symbol is used to indicate an approximate value?

• Greater than sign

• Approximately equal sign

• Equal sign

• Less than sign

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CCSS.5.NBT.A.4

What should you do if a decimal is too long or repeats?

• Multiply it

• Ignore it

• Divide it

• Round it

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