1:(5 - 12 ÷ 6) × 8
2:(5 - (12 ÷ 6)) × 8
3:6 ÷ 5 ×(8 + 12)
4:(6 ÷ 5) × (8 + 12)
5:6 ÷ (5 ÷ (8 + 12))
6:6 ÷ 5 ×(12 + 8)
7:(6 ÷ 5) × (12 + 8)
8:6 ÷ (5 ÷ (12 + 8))
9:(6 ÷ (8 - 5)) × 12
10:6 ÷ (8 - 5) × 12
11:6 ÷ ((8 - 5) ÷ 12)
12:(6 × (8 + 12)) ÷ 5
13:6 × (8 + 12) ÷ 5
14:6 × ((8 + 12) ÷ 5)
15:(6 × (12 + 8)) ÷ 5
16:6 × (12 + 8) ÷ 5
17:6 × ((12 + 8) ÷ 5)
18:6 × (12 ÷ (8 - 5))
19:6 × 12 ÷(8 - 5)
20:(6 × 12) ÷ (8 - 5)
21:8 × (5 - 12 ÷ 6)
22:8 × (5 - (12 ÷ 6))
23:(8 + 12) ÷ 5 × 6
24:((8 + 12) ÷ 5) × 6
25:(8 + 12) ÷ (5 ÷ 6)
26:(8 + 12) × 6 ÷ 5
27:((8 + 12) × 6) ÷ 5
28:(8 + 12) × (6 ÷ 5)
29:12 × (6 ÷ (8 - 5))
30:12 × 6 ÷(8 - 5)
31:(12 × 6) ÷ (8 - 5)
32:(12 + 8) ÷ 5 × 6
33:((12 + 8) ÷ 5) × 6
34:(12 + 8) ÷ (5 ÷ 6)
35:(12 ÷ (8 - 5)) × 6
36:12 ÷ (8 - 5) × 6
37:12 ÷ ((8 - 5) ÷ 6)
38:(12 + 8) × 6 ÷ 5
39:((12 + 8) × 6) ÷ 5
40:(12 + 8) × (6 ÷ 5)