Question

    Which two signs should be interchanged to make the

    following equation correct? 9 × 10 ÷ 2 – 4 = 51 + 2 
    A × and ÷ Correct Answer Incorrect Answer
    B + and ÷ Correct Answer Incorrect Answer
    C + and – Correct Answer Incorrect Answer
    D × and – Correct Answer Incorrect Answer

    Solution

    9 × 10 ÷ 2 + 4 = 51 – 2   9 × 5 + 4 = 49 45 + 4 = 49 49 = 49

    Practice Next