\"\"

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The expression is  \"\"

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\"\"                           (Substitute \"\")

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\"\"                                   (Product of two opposite signs is negative)

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\"\"                                 (Divide: \"\")\"\"

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\"\"                                        (Subtract: \"\") \ \

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\"\"                                         (Multiply: \"\") \"\"  

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\"\"                                (Multiplynumarator and denominator by 10)                 

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\"\"                                        (Multiply: \"\")    

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 \"\"                                          (Divide: \"\")         \"\"     

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The  value of expression is \"\"

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