Operations with Fractions

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CCSS.7.NS.A.1C

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Back

Front

Back

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CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

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Convert the mixed number 2 1/5 to an improper fraction.

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Back

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CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

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Define a fraction.

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

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What does it mean to simplify a fraction?

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To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

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What is the least common denominator (LCD)?

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The least common denominator is the smallest multiple that two or more denominators share.

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How do you add fractions with different denominators?

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To add fractions with different denominators, first find the least common denominator, convert each fraction, and then add the numerators.

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CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the reciprocal of a fraction?

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