Rounding Whole Numbers

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, while keeping its value close to what it was.

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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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Front

How do you round the number 72 to the nearest ten?

Back

72 rounds to 70 because it is closer to 70 than to 80.

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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.

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Front

Round 307,451 to the nearest ten.

Back

307,451 rounds to 307,450.

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Round 65,321 to the nearest ten thousand.

Back

65,321 rounds to 70,000.

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Round 172 to the nearest ten.

Back

172 rounds to 170.

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Round 2,572 to the nearest ten.

Back

2,572 rounds to 2,570.

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What is the nearest ten to 45?

Back

The nearest ten to 45 is 50.

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Front

What is the nearest ten to 34?

Back

The nearest ten to 34 is 30.

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