Rounding to the nearest ten and hundreds

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or other place value.

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CCSS.3.NBT.A.1

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Front

What does it mean to round to the nearest ten?

Back

Rounding to the nearest ten means finding the closest multiple of ten to a given number.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means finding the closest multiple of one hundred to a given number.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 463 to the nearest hundred.

Back

500

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Front

Round 556 to the nearest hundred.

Back

600

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Front

Round 85 to the nearest ten.

Back

90

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Front

Round 37 to the nearest ten.

Back

40

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Front

Which number does NOT round to 300 when rounding by hundreds? 347, 249, 297, 305

Back

249

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CCSS.3.NBT.A.1

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Front

If a number is 45, what is it when rounded to the nearest ten?

Back

50

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If a number is 154, what is it when rounded to the nearest hundred?

Back

200

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3