1:(1 + 7) ÷ 2 × 6
2:((1 + 7) ÷ 2) × 6
3:(1 + 7) ÷ (2 ÷ 6)
4:(1 - 7) × (2 - 6)
5:(1 + 7) × 6 ÷ 2
6:((1 + 7) × 6) ÷ 2
7:(1 + 7) × (6 ÷ 2)
8:(2 - 6) × (1 - 7)
9:2 × (6 - 1 + 7)
10:2 × ((6 - 1) + 7)
11:2 × (6 - (1 - 7))
12:2 × (6 + 7 - 1)
13:2 × ((6 + 7) - 1)
14:2 × (6 + (7 - 1))
15:2 × (7 - 1 + 6)
16:2 × ((7 - 1) + 6)
17:2 × (7 - (1 - 6))
18:2 × (7 + 6 - 1)
19:2 × ((7 + 6) - 1)
20:2 × (7 + (6 - 1))
21:(6 - 1 + 7) × 2
22:((6 - 1) + 7) × 2
23:(6 - (1 - 7)) × 2
24:(6 × (1 + 7)) ÷ 2
25:6 × (1 + 7) ÷ 2
26:6 × ((1 + 7) ÷ 2)
27:6 ÷ 2 ×(1 + 7)
28:(6 ÷ 2) × (1 + 7)
29:6 ÷ (2 ÷ (1 + 7))
30:(6 - 2) × (7 - 1)
31:6 ÷ 2 ×(7 + 1)
32:(6 ÷ 2) × (7 + 1)
33:6 ÷ (2 ÷ (7 + 1))
34:(6 + 7 - 1) × 2
35:((6 + 7) - 1) × 2
36:(6 + (7 - 1)) × 2
37:(6 × (7 + 1)) ÷ 2
38:6 × (7 + 1) ÷ 2
39:6 × ((7 + 1) ÷ 2)
40:6 × (7 - (1 + 2))
41:6 × (7 - 1 - 2)
42:6 × ((7 - 1) - 2)
43:6 × (7 - (2 + 1))
44:6 × (7 - 2 - 1)
45:6 × ((7 - 2) - 1)
46:(7 + 1) ÷ 2 × 6
47:((7 + 1) ÷ 2) × 6
48:(7 + 1) ÷ (2 ÷ 6)
49:(7 - (1 + 2)) × 6
50:(7 - 1 - 2) × 6
51:((7 - 1) - 2) × 6
52:(7 + 1) × 6 ÷ 2
53:((7 + 1) × 6) ÷ 2
54:(7 + 1) × (6 ÷ 2)
55:(7 - 1 + 6) × 2
56:((7 - 1) + 6) × 2
57:(7 - (1 - 6)) × 2
58:(7 - 1) × (6 - 2)
59:(7 - (2 + 1)) × 6
60:(7 - 2 - 1) × 6
61:((7 - 2) - 1) × 6
62:(7 + 6 - 1) × 2
63:((7 + 6) - 1) × 2
64:(7 + (6 - 1)) × 2