Question

If × stands for 'addition', ÷ stands for 'subtraction', + stands for 'multiplication' and - stands for 'division', then 31 × 18 ÷ 20 - 5 + 9 = ?

A 13 Correct Answer Incorrect Answer
B 15 Correct Answer Incorrect Answer
C 17 Correct Answer Incorrect Answer
D 19 Correct Answer Incorrect Answer

Solution

31 × 18 ÷ 20 - 5 + 9 = ? = 31 + 18 - 20 ÷ 5 × 9 = 31 + 18 - 4 × 9 = 31 + 18 - 36 = 13

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