Rounding whole numbers

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When rounding a number, you first need to ask: what are you rounding it to? Numbers can be rounded to the nearest ten, the nearest hundred, the nearest thousand, and so on. Example: 33 rounded to the nearest ten is 30 Example: 38 rounded to the nearest ten is 40 1 When rounding off to the nearest dollar, $1.89 becomes $2.00, because $1.89 is closer to $2.00 than to $1.00 Rules for Rounding

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That is because 341 is closer in value to 300 than to 400. A rounded number has about the same value as the number you start with, but it is less exact.įor example, 341 rounded to the nearest hundred is 300.

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