Rounding Decimals: Tenths and Hundredths Challenge

Mr. Cabassa explains how to round decimals to the nearest tenths and hundredths. The video covers the rules for rounding numbers, including when to add one or keep the number the same. Two example problems are solved to demonstrate the process of rounding to the nearest hundred. The video concludes with instructions on how to record the rounded number in a gradable answer document.

What is the first step in rounding decimals?

• Identify the place value to round to.

• Add one to the original number.

• Divide the number by 10.

• Multiply the number by 10.

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CCSS.5.NBT.A.4

If the digit to the right of the target is 5 or more, what should you do?

• Divide the number by 2.

• Add one to the target digit.

• Leave the number as it is.

• Subtract one from the target digit.

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How do you round a number to the nearest hundred?

• Look at the thousandths place.

• Look at the ones place.

• Look at the hundreds place.

• Look at the tens place.

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What happens to the digits to the right of the rounded digit?

• They remain unchanged.

• They are replaced with zeros.

• They are removed.

• They are multiplied by 10.

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In rounding to the nearest hundred, if the tens digit is 5, what rule applies?

• Leave the number as it is.

• Subtract one from the hundreds place.

• Add one to the hundreds place.

• Replace the tens place with zero.

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What is the result of rounding 325 to the nearest hundred?

• 300

• 400

• 320

• 330

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When rounding to the nearest ten, what is the significance of the digit in the ones place?

• It determines if the tens place increases.

• It is removed regardless of its value.

• It replaces the tens digit.

• It has no significance.

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If the ones place digit is 4 or less, what should you do?

• Add one to the tens place.

• Leave the tens place as it is.

• Multiply the tens place by 2.

• Subtract one from the tens place.

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What is the rounded value of 9.64 to the nearest tenth?

• 9.6

• 9.7

• 9.5

• 10.0

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What is the correct way to round 987 to the nearest ten?

• 1000

• 980

• 987

• 990

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