Estimating Division

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What is estimating division?

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Estimating division is the process of finding an approximate answer to a division problem, rather than calculating the exact answer.

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How do you estimate a division problem?

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To estimate a division problem, round the numbers to the nearest ten, hundred, or other convenient value before dividing.

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100

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40

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100

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100

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60

Front

What is rounding in the context of estimation?

Back

Rounding is adjusting a number to the nearest specified value, such as the nearest ten or hundred, to simplify calculations.

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Why is estimating division useful?

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Estimating division helps to quickly assess the reasonableness of an answer and is useful in everyday situations where exact calculations are not necessary.

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What is the difference between exact division and estimating division?

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Exact division gives a precise answer, while estimating division provides an approximate answer that is easier to calculate.