What is the value of 33 ÷ 11 + 75 ÷ 5 × 2 – 6 ÷ 12 × 30?

Explanation

33 ÷ 11 = 3; 75 ÷ 5 × 2 = 30; 6 ÷ 12 × 30 = 15. So 3 + 30 − 15 = 18.