Rounding to the nearest 10 and 100

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest ten, hundred, or other place value to make it simpler or easier to work with.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 34 to the nearest ten.

Back

30

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CCSS.4.NBT.A.3

Front

Round 443 to the nearest hundred.

Back

400

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 56 to the nearest ten.

Back

60

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is 950 rounded to the nearest hundred?

Back

1000

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 178 to the nearest hundred.

Back

200

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding to the nearest ten?

Back

If the last digit is 5 or more, round up. If it's less than 5, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding to the nearest hundred?

Back

If the last two digits are 50 or more, round up. If they're less than 50, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 87 to the nearest ten.

Back

90

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 215 to the nearest hundred.

Back

200

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3