Rounding 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.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round a number that ends in 5?

Back

If a number ends in 5, you round up to the next higher ten.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 932 to the nearest ten.

Back

930

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 3,489 to the nearest ten.

Back

3,490

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 512 to the nearest ten.

Back

510

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 4,789 to the nearest ten.

Back

4,790

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding numbers?

Back

If the digit to the right of the rounding place is 5 or more, round up. If it is less than 5, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 515 to the nearest hundred.

Back

500

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the nearest ten to 78?

Back

80

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3