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7th Class Mathematics Integers Question Bank Integers

  • question_answer
    Which of the following expression is equivalent to the expression\[-523\times 311+\left( -289 \right)\times 523~\]

    A)  \[523\times 500~\]                    

    B)  \[-523\times 600\]

    C)  \[\left( -523 \right)\times 22\]                   

    D)  None of these

    Correct Answer: B

    Solution :

    (b) \[-523\times 311+(-289)\times 523\] \[-523\times 311+(-289)\times 523\] \[-523\{+311+289\}=-523\times 600\]


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