3rd grade rounding (topic 2)

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 thousand.

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CCSS.3.NBT.A.1

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Front

What is the rule for rounding to the nearest hundred?

Back

If the last two digits of a number are 50 or more, round up. If they are less than 50, round down.

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CCSS.3.NBT.A.1

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Front

Round 398 to the nearest hundred.

Back

400

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CCSS.3.NBT.A.1

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Front

Round 409 to the nearest hundred.

Back

400

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CCSS.3.NBT.A.1

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Front

Which number does NOT round to 400: 409, 445, 345, or 398?

Back

345

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Front

Round 752 to the nearest hundred.

Back

800

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Front

What is the nearest hundred to 440?

Back

400

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CCSS.3.NBT.A.1

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Front

If Jack has 534 toys and Jo Jo has 389 toys, how many toys do they have together?

Back

923

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CCSS.3.NBT.A.2

Front

Round 7,895 to the nearest hundred.

Back

7,900

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CCSS.3.NBT.A.1

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Front

What is the nearest hundred to 7,800?

Back

7,800

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CCSS.3.NBT.A.1

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