multiply and divide rational numbers

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What is a rational number?

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A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

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CCSS.5.NBT.A.2

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What is the product of two negative rational numbers?

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The product of two negative rational numbers is positive.

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CCSS.7.NS.A.2A

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What is the product of a positive and a negative rational number?

Back

The product of a positive and a negative rational number is negative.

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CCSS.7.NS.A.2A

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How do you multiply a rational number by zero?

Back

Any rational number multiplied by zero equals zero.

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CCSS.3.OA.B.5

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CCSS.7.NS.A.2A

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Back

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CCSS.7.NS.A.2A

Front

What is the result of dividing a positive rational number by a negative rational number?

Back

The result is negative.

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

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Back

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

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CCSS.3.OA.A.4

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CCSS.5.NBT.B.7