Multiplying/Dividing Rational Numbers Check

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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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How do you divide two decimal numbers?

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To divide two decimal numbers, you can convert them to whole numbers by multiplying both by 10, 100, etc., to eliminate the decimals, then divide as usual.

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CCSS.5.NBT.B.6

CCSS.6.NS.B.2

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How do you multiply mixed numbers?

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To multiply mixed numbers, convert them to improper fractions, multiply the fractions, and then convert back to a mixed number if necessary.

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CCSS.5.NF.B.6

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CCSS.6.NS.B.3

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CCSS.5.NF.B.6

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How do you convert a fraction to a decimal?

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To convert a fraction to a decimal, divide the numerator by the denominator.

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CCSS.7.NS.A.2D

CCSS.8.NS.A.1

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CCSS.6.NS.A.1

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CCSS.6.NS.B.3

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What is the process of simplifying a fraction?

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To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).