1: 2 + 3 ×e68a84e799bee5baa631333262373936 5 + 7
2: (2 + 3 × 5) + 7
3: (2 + (3 × 5)) + 7
4: 2 + (3 × 5) + 7
5: 2 + (3 × 5 + 7)
6: 2 + ((3 × 5) + 7)
7: 2 + 5 × 3 + 7
8: (2 + 5 × 3) + 7
9: (2 + (5 × 3)) + 7
10: 2 + (5 × 3) + 7
11: 2 + (5 × 3 + 7)
12: 2 + ((5 × 3) + 7)
13: 2 + 7 + 3 × 5
14: (2 + 7) + 3 × 5
15: 2 + (7 + 3 × 5)
16: 2 + (7 + (3 × 5))
17: 2 + 7 +(3 × 5)
18: (2 + 7) + (3 × 5)
19: 2 + 7 + 5 × 3
20: (2 + 7) + 5 × 3
21: 2 + (7 + 5 × 3)
22: 2 + (7 + (5 × 3))
23: 2 + 7 +(5 × 3)
24: (2 + 7) + (5 × 3)
25: 3 - (2 - 5) × 7
26: 3 - ((2 - 5) × 7)
27: 3 + (5 - 2) × 7
28: 3 + ((5 - 2) × 7)
29: 3 × 5 + 2 + 7
30: (3 × 5) + 2 + 7
31: (3 × 5 + 2) + 7
32: ((3 × 5) + 2) + 7
33: 3 × 5 +(2 + 7)
34: (3 × 5) + (2 + 7)
35: 3 × 5 + 7 + 2
36: (3 × 5) + 7 + 2
37: (3 × 5 + 7) + 2
38: ((3 × 5) + 7) + 2
39: 3 × 5 +(7 + 2)
40: (3 × 5) + (7 + 2)
41: 3 - (7 × (2 - 5))
42: 3 - 7 ×(2 - 5)