The following equation is incorrect. Which two signs should be interchanged to correct the equation?
17 x 6 + 2 - 9 ÷ 2 = 44
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9 ÷ 3 - 30 x 7 + 6 = 15
10 ÷ 18 + 25 x 20 - 5 = 92
If S means '+', L means 'x', U means '/' and K means '-', then the value of
21 S 1 U 7 L 15 U 6 L 14 K 55
If 3@7 = 20, 8@1 = 18 and 6@5 = 22, then find the value of 4@4 = ?
14 + 18 x 40 - 10 ÷ 20 = 66
15 x 4 + 10 - 10 ÷ 14 = 10
If 2%1 = 30, 6%2 = 80 and 2%5 = 70, then find the value of 4%1 = ?