Rules:

1.Multiplication (×) and Division (÷) are done before Addition (+) and Subtraction (−).

2.If there are both × and ÷ in the same expression, calculate from left to right.

(Q1) 2 + 3 × 2

(Q2) 4 ÷ 2 + 2

(Q3) 3 × 2 − 6 ÷ 3