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    Question

    Select the correct combination of mathematical signs to

    sequentially replace the * signs and balance the given equation. 21 * 3 * 36 * 2 * 23 = 68
    A Γ· βˆ’ Γ— + Correct Answer Incorrect Answer
    B Γ· Γ— + βˆ’ Correct Answer Incorrect Answer
    C + Γ— βˆ’ Γ· Correct Answer Incorrect Answer
    D Γ— βˆ’ Γ· + Correct Answer Incorrect Answer

    Solution

    1) 21 Γ· 3 – 36 x 2 + 23 = 68 7 – 36 x 2 + 23 7 – 72 + 23 - 42 β‰  68 2) 21 Γ· 3 x 36 + 2 - 23 = 68 7 x 36 + 2 – 23 252 + 2 – 23 231 β‰  68 3) 21 + 3 x 36 - 2 Γ· 23 = 68 21 + 3 x 36 – 0.67 = 68 21 + 108 – 0.67 = 68 128.33 β‰  68 4) 21 x 3 - 36 Γ· 2 + 23 = 68 21 x 3 – 18 + 23 = 68 63 – 18 + 23 = 68 63 + 5 = 68

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