Rounding Whole Numbers

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

CCSS.4.NBT.A.3

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.

Tags

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.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 861 to the nearest ten.

Back

860

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 369 to the nearest hundred.

Back

400

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 675 to the nearest ten.

Back

680

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 980 to the nearest hundred.

Back

1000

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 322 to the nearest ten.

Back

320

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If a number ends in 5 or more, what do you do when rounding?

Back

You round up to the next whole number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If a number ends in 4 or less, what do you do when rounding?

Back

You round down to the previous whole number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3