Rounding to the nearest ten

Front

What does it mean to round a number to the nearest ten?

Back

Rounding a number to the nearest ten means adjusting the number to the closest multiple of ten. If the last digit is 5 or more, round up; if it's 4 or less, round down.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round the number 28 to the nearest ten?

Back

28 rounds to 30 because the last digit (8) is 5 or more.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round the number 43 to the nearest ten?

Back

43 rounds to 40 because the last digit (3) is 4 or less.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the result of rounding 495 to the nearest ten?

Back

495 rounds to 500 because the last digit (5) is 5 or more.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the result of rounding 732 to the nearest ten?

Back

732 rounds to 730 because the last digit (2) is 4 or less.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round the number 67 to the nearest ten?

Back

67 rounds to 70 because the last digit (7) is 5 or more.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the nearest ten to 950?

Back

950 rounds to 950 because it is already a multiple of ten.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round the number 740 to the nearest ten?

Back

740 rounds to 740 because it is already a multiple of ten.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding numbers ending in 5?

Back

When rounding numbers ending in 5, round up to the next higher ten.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If a number is exactly halfway between two tens, how do you decide which way to round?

Back

If a number is exactly halfway (ending in 5), round up to the next higher ten.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3