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7th Class Mathematics Rational Numbers Question Bank Rational Number

  • question_answer
    Compute \[1\frac{1}{4}+\left( \frac{-8}{3} \right)-\left( \frac{-5}{9} \right)\].

    A) \[\frac{-31}{36}\]                              

    B)        \[\frac{13}{36}\]

    C) \[\frac{15}{36}\]                              

    D)        \[\frac{-29}{36}\]

    Correct Answer: A

    Solution :

    \[1\frac{1}{4}+\left( \frac{-8}{3} \right)-\left( \frac{-5}{9} \right)\] \[=\frac{65-96}{36}=\left( \frac{-31}{36} \right)\]


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