4个数字算24点,用加减乘除括号 急求!

9,8,3,2的24点答案：
1:(9 - 3) × 8 ÷ 2
2:((9 - 3) × 8) ÷ 2
3:(9 - 3) × (8 ÷ 2)
4:(9 - 3 × 2) × 8
5:(9 - (3 × 2)) × 8
6:(9 - 3) ÷ 2 × 8
7:((9 - 3) ÷ 2) × 8
8:(9 - 3) ÷ (2 ÷ 8)
9:(9 - 2 × 3) × 8
10:(9 - (2 × 3)) × 8
11:8 × (9 - 3 × 2)
12:8 × (9 - (3 × 2))
13:(8 × (9 - 3)) ÷ 2
14:8 × (9 - 3) ÷ 2
15:8 × ((9 - 3) ÷ 2)
16:8 × (9 - 2 × 3)
17:8 × (9 - (2 × 3))
18:8 ÷ 2 ×(9 - 3)
19:(8 ÷ 2) × (9 - 3)
20:8 ÷ (2 ÷ (9 - 3))