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7th Class Mathematics Integers Question Bank Integer

  • question_answer
    Find the value of the given expression \[(-45)-(-39)+42-28-(-152)-85+(-9)\].

    A)  \[-78\]                        

    B)  \[-32\]

    C)         \[-550\]          

    D)         \[66\]              

    Correct Answer: D

    Solution :

    We have, \[(-45)-(-39)+42-28-(-152)-85+(-9)\]\[=-45+39+42-28+152-85-9\] \[=-167+233=66\]


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