Rounding

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler or easier to work with, typically by increasing or decreasing it to the nearest specified place value.

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Front

What is the rule for rounding to the nearest hundred?

Back

To round to the nearest hundred, look at the tens digit. If it is 5 or greater, round up; if it is 4 or less, round down.

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CCSS.3.NBT.A.1

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Front

What number does 345 round to when rounding to the nearest hundred?

Back

345 rounds to 300 when rounding to the nearest hundred.

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What is the result of rounding 753 to the nearest ten?

Back

753 rounds to 750 when rounding to the nearest ten.

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Front

What is the result of rounding 753 to the nearest hundred?

Back

753 rounds to 800 when rounding to the nearest hundred.

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CCSS.3.NBT.A.1

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Front

How do you determine which number does NOT round to a specific value?

Back

To determine which number does NOT round to a specific value, check the range of numbers that round to that value and see if the number falls outside that range.

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CCSS.3.NBT.A.1

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Front

What is 8,290 rounded to the nearest thousand?

Back

8,290 rounds to 8,000 when rounding to the nearest thousand.

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CCSS.3.NBT.A.1

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Front

What is the nearest hundred to 245?

Back

245 rounds to 200 when rounding to the nearest hundred.

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CCSS.3.NBT.A.1

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Front

What is the significance of the digit in the place value immediately to the right when rounding?

Back

The digit in the place value immediately to the right determines whether to round up or down.

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CCSS.3.NBT.A.1

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Front

What is the range of numbers that round to 400 when rounding to the nearest hundred?

Back

The range of numbers that round to 400 is from 350 to 449.

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CCSS.3.NBT.A.1

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