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    Question

    Which two signs should be interchanged in the following

    equation to make it correct? 16 Ă· 4 + 8 x 2 - 6 = 28
    A Ă· and + Correct Answer Incorrect Answer
    B + and - Correct Answer Incorrect Answer
    C + and x Correct Answer Incorrect Answer
    D Ă· and x Correct Answer Incorrect Answer

    Solution

    Option A: 16 ÷ 4 + 8 x 2 - 6 = 28 16 + 4 ÷ 8 x 2 - 6 = 28 16 + 1 – 6 = 28 17 – 6 = 28 11 ≠ 28 Option B: 16 ÷ 4 + 8 x 2 - 6 = 0 16 ÷ 4 - 8 x 2 + 6 = 28 4 - 8 x 2 + 6 = 28 4 – 16 + 6 = 28 10 – 16 = 28 -6 ≠ 28 Option C: 16 ÷ 4 + 8 x 2 - 6 = 28 16 ÷ 4 x 8 + 2 – 6 = 28 4 x 8 + 2 – 6 = 28 32 + 2 – 6 = 28 34 – 6 = 28 28 = 28 Option D: 16 ÷ 4 + 8 x 2 - 6 = 28 16 x 4 + 8 ÷ 2 – 6 = 28 16 x 4 + 4 – 6 = 28 64 + 4 – 6 = 28 68 – 6 = 28 62 ≠ 28

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