7th Class Mathematics Integers Question Bank Integers

  • question_answer
    Which alternative correctly shows the associative property of integers under addition?

    A)  \[\left\{ \left( -10 \right)\times 6 \right\}+3=(-10)+2\times 6+3\]

    B)  \[\left\{ \left( -9 \right)+6 \right\}+2=(-9)+\left\{ 6+2 \right\}\]

    C)  \[\left( -9 \right)\times 6=6\times (-9)\]           

    D)  All of these

    Correct Answer: B

    Solution :

    (b) Associative property under addition means, if a, b, c, \[\in \,\] Then\[\{(a)+b\}+c=(a)+\{b+c\}\]


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