Rounding Whole Numbers

Front

What is rounding in mathematics?

Back

Rounding means making a number simpler, but keeping its value closer to what it was.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round a number to the nearest hundred?

Back

Look at the tens digit. If it is 5 or greater, round up; if it is less than 5, round down.

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CCSS.3.NBT.A.1

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Front

Round 95 to the nearest hundred.

Back

100

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CCSS.3.NBT.A.1

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Front

What is the nearest ten to 459?

Back

460

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CCSS.3.NBT.A.1

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Front

How do you round a number to the nearest ten?

Back

Look at the ones digit. If it is 5 or greater, round up; if it is less than 5, round down.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 45 to the nearest ten.

Back

50

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CCSS.3.NBT.A.1

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Front

What is the nearest thousand to 6,929?

Back

7,000

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round a number to the nearest thousand?

Back

Look at the hundreds digit. If it is 5 or greater, round up; if it is less than 5, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the purpose of rounding numbers?

Back

To simplify numbers for easier calculation and understanding while maintaining a value close to the original.

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CCSS.3.NBT.A.1

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Front

What is the rule for rounding up?

Back

If the digit to the right of the rounding place is 5 or greater, increase the rounding place by 1.

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CCSS.3.NBT.A.1

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