Rounding Decimals to the Nearest Whole Number

Front

What is rounding?

Back

Rounding is the process of adjusting the value of a number to make it simpler and easier to work with, usually to the nearest whole number.

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CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest whole number?

Back

Rounding to the nearest whole number means finding the closest whole number to a given decimal.

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CCSS.5.NBT.A.4

Front

What is the rule for rounding up?

Back

If the decimal part of a number is 0.5 or greater, you round up to the next whole number.

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CCSS.5.NBT.A.4

Front

What is the rule for rounding down?

Back

If the decimal part of a number is less than 0.5, you round down to the previous whole number.

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CCSS.5.NBT.A.4

Front

Round 12.65 to the nearest whole number.

Back

13

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CCSS.5.NBT.A.4

Front

Round 245.82 to the nearest whole number.

Back

246

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CCSS.5.NBT.A.4

Front

Round 75.89 to the nearest whole number.

Back

76

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CCSS.5.NBT.A.4

Front

Round 4.75 to the nearest whole number.

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5

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CCSS.5.NBT.A.4

Front

Round 3.7 to the nearest whole number.

Back

4

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CCSS.5.NBT.A.4

Front

What is 0.49 rounded to the nearest whole number?

Back

0

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CCSS.5.NBT.A.4