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3rd Class Mathematics Addition and Subtraction Question Bank Addition and Subtraction

  • question_answer
    • \[\Delta +[\,\,\,]=10\] 
    • \[[\,\,\,\,]-\Delta =2\]
    (The two number sentences shown above are true.) Which of the following values for \[\Delta \] and \[[\,\,\,\,]\] make both number sentences true?

    A) \[[\,\,\,\,]=6,\,\Delta =4\] 

    B) \[[\,\,\,\,]=8,\Delta =2\]

    C) \[[\,\,\,\,]=7,\Delta =3\]

    D) \[[\,\,\,\,]=8,\,\Delta =6\]

    Correct Answer: A

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