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Must the difference between two rational numbers be a rational number? Explain.

Must the difference between two rational numbers be a rational number? Explain.
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Must the difference between two rational numbers be a rational number? Explain.

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User NooBskie
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1 Answer

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it has to be. if you multiply or divide rational numbers it would be irrational. if you add or subtract two rational numbers it will stay rational.

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User Zwickilton
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