\"\"

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The expression is \"\".

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=\"\"                 (Write mixed numbers as fraction)

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\"\" (Write \"\" using LCM)

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\"\"      (Use rule for multiplying fractions)

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\"\"            (Multiply: \"\")

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\"\"                (Write sum of numerators over denominator)

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\"\"                                (Add: \"\")

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\"\"                               (Write fraction as mixed numbers)\"\"

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The simplified expression is \"\".