一、5 5 8 9
1:5 × 5 + 8 - 9
2:(5 × 5) + 8 - 9
3:(5 × 5 + 8) - 9
4:((5 × 5) + 8) - 9
5:5 × 5 +(8 - 9)
6:(5 × 5) + (8 - 9)
7:5 × 5 - 9 + 8
8:(5 × 5) - 9 + 8
9:(5 × 5 - 9) + 8
10:((5 × 5) - 9) + 8
11:5 × 5 -(9 - 8)
12:(5 × 5) - (9 - 8)
13:(5 × (8 - 5)) + 9
14:5 × (8 - 5) + 9
15:8 + 5 × 5 - 9
16:(8 + 5 × 5) - 9
17:(8 + (5 × 5)) - 9
18:8 + (5 × 5) - 9
19:8 + (5 × 5 - 9)
20:8 + ((5 × 5) - 9)
21:(8 - 5) × 5 + 9
22:((8 - 5) × 5) + 9
23:8 - 9 + 5 × 5
24:(8 - 9) + 5 × 5
25:8 - 9 +(5 × 5)
26:(8 - 9) + (5 × 5)
27:8 - (9 - 5 × 5)
28:8 - (9 - (5 × 5))
29:9 - (5 × (5 - 8))
30:9 - 5 ×(5 - 8)
31:9 + (5 × (8 - 5))
32:9 + 5 ×(8 - 5)
33:9 - (5 - 8) × 5
34:9 - ((5 - 8) × 5)
35:9 + (8 - 5) × 5
36:9 + ((8 - 5) × 5)
二、 7 6 3 2
1:7 × 6 ÷ 2 + 3
2:(7 × 6) ÷ 2 + 3
3:(7 × 6 ÷ 2) + 3
4:((7 × 6) ÷ 2) + 3
5:(7 × (6 ÷ 2)) + 3
6:7 × (6 ÷ 2) + 3
7:7 × 3 + 6 ÷ 2
8:(7 × 3) + 6 ÷ 2
9:7 × 3 +(6 ÷ 2)
10:(7 × 3) + (6 ÷ 2)
11:(7 × 2 - 6) × 3
12:((7 × 2) - 6) × 3
13:7 ÷ 2 × 6 + 3
14:(7 ÷ 2) × 6 + 3
15:(7 ÷ 2 × 6) + 3
16:((7 ÷ 2) × 6) + 3
17:(7 ÷ (2 ÷ 6)) + 3
18:7 ÷ (2 ÷ 6) + 3
19:6 × 7 ÷ 2 + 3
20:(6 × 7) ÷ 2 + 3
21:(6 × 7 ÷ 2) + 3
22:((6 × 7) ÷ 2) + 3
23:(6 × (7 ÷ 2)) + 3
24:6 × (7 ÷ 2) + 3
25:6 ÷ 2 + 7 × 3
26:(6 ÷ 2) + 7 × 3
27:6 ÷ 2 +(7 × 3)
28:(6 ÷ 2) + (7 × 3)
29:6 ÷ 2 × 7 + 3
30:(6 ÷ 2) × 7 + 3
31:(6 ÷ 2 × 7) + 3
32:((6 ÷ 2) × 7) + 3
33:(6 ÷ (2 ÷ 7)) + 3
34:6 ÷ (2 ÷ 7) + 3
35:6 ÷ 2 + 3 × 7
36:(6 ÷ 2) + 3 × 7
37:6 ÷ 2 +(3 × 7)
38:(6 ÷ 2) + (3 × 7)
39:3 + 7 × 6 ÷ 2
40:3 + (7 × 6) ÷ 2
41:3 + (7 × 6 ÷ 2)
42:3 + ((7 × 6) ÷ 2)
43:3 + (7 × (6 ÷ 2))
44:3 + 7 ×(6 ÷ 2)
45:3 × 7 + 6 ÷ 2
46:(3 × 7) + 6 ÷ 2
47:3 × 7 +(6 ÷ 2)
48:(3 × 7) + (6 ÷ 2)
49:3 + 7 ÷ 2 × 6
50:3 + (7 ÷ 2) × 6
51:3 + (7 ÷ 2 × 6)
52:3 + ((7 ÷ 2) × 6)
53:3 + (7 ÷ (2 ÷ 6))
54:3 + 7 ÷(2 ÷ 6)
55:3 × (7 × 2 - 6)
56:3 × ((7 × 2) - 6)
57:3 + 6 × 7 ÷ 2
58:3 + (6 × 7) ÷ 2
59:3 + (6 × 7 ÷ 2)
60:3 + ((6 × 7) ÷ 2)
61:3 + (6 × (7 ÷ 2))
62:3 + 6 ×(7 ÷ 2)
63:3 + 6 ÷ 2 × 7
64:3 + (6 ÷ 2) × 7
65:3 + (6 ÷ 2 × 7)
66:3 + ((6 ÷ 2) × 7)
67:3 + (6 ÷ (2 ÷ 7))
68:3 + 6 ÷(2 ÷ 7)
69:3 × (2 × 7 - 6)
70:3 × ((2 × 7) - 6)
71:(2 × 7 - 6) × 3
72:((2 × 7) - 6) × 3
三、7 7 5 5
1:7 + 7 + 5 + 5
2:(7 + 7) + 5 + 5
3:(7 + 7 + 5) + 5
4:((7 + 7) + 5) + 5
5:(7 + (7 + 5)) + 5
6:7 + (7 + 5) + 5
7:7 + (7 + 5 + 5)
8:7 + ((7 + 5) + 5)
9:7 + (7 + (5 + 5))
10:7 + 7 +(5 + 5)
11:(7 + 7) + (5 + 5)
12:7 × 7 - 5 × 5
13:(7 × 7) - 5 × 5
14:7 × 7 -(5 × 5)
15:(7 × 7) - (5 × 5)
16:7 + 5 + 7 + 5
17:(7 + 5) + 7 + 5
18:(7 + 5 + 7) + 5
19:((7 + 5) + 7) + 5
20:(7 + (5 + 7)) + 5
21:7 + (5 + 7) + 5
22:7 + (5 + 7 + 5)
23:7 + ((5 + 7) + 5)
24:7 + (5 + (7 + 5))
25:7 + 5 +(7 + 5)
26:(7 + 5) + (7 + 5)
27:(7 + 5) × (7 - 5)
28:(7 - 5) × (7 + 5)
29:7 + 5 + 5 + 7
30:(7 + 5) + 5 + 7
31:(7 + 5 + 5) + 7
32:((7 + 5) + 5) + 7
33:(7 + (5 + 5)) + 7
34:7 + (5 + 5) + 7
35:7 + (5 + 5 + 7)
36:7 + ((5 + 5) + 7)
37:7 + (5 + (5 + 7))
38:7 + 5 +(5 + 7)
39:(7 + 5) + (5 + 7)
40:(7 - 5) × (5 + 7)
41:5 + 7 + 7 + 5
42:(5 + 7) + 7 + 5
43:(5 + 7 + 7) + 5
44:((5 + 7) + 7) + 5
45:(5 + (7 + 7)) + 5
46:5 + (7 + 7) + 5
47:5 + (7 + 7 + 5)
48:5 + ((7 + 7) + 5)
49:5 + (7 + (7 + 5))
50:5 + 7 +(7 + 5)
51:(5 + 7) + (7 + 5)
52:(5 + 7) × (7 - 5)
53:5 + 7 + 5 + 7
54:(5 + 7) + 5 + 7
55:(5 + 7 + 5) + 7
56:((5 + 7) + 5) + 7
57:(5 + (7 + 5)) + 7
58:5 + (7 + 5) + 7
59:5 + (7 + 5 + 7)
60:5 + ((7 + 5) + 7)
61:5 + (7 + (5 + 7))
62:5 + 7 +(5 + 7)
63:(5 + 7) + (5 + 7)
64:5 + 5 + 7 + 7
65:(5 + 5) + 7 + 7
66:(5 + 5 + 7) + 7
67:((5 + 5) + 7) + 7
68:(5 + (5 + 7)) + 7
69:5 + (5 + 7) + 7
70:5 + (5 + 7 + 7)
71:5 + ((5 + 7) + 7)
72:5 + (5 + (7 + 7))
73:5 + 5 +(7 + 7)
74:(5 + 5) + (7 + 7)
75:5 × 5 - 7 ÷ 7
76:(5 × 5) - 7 ÷ 7
77:5 × 5 -(7 ÷ 7)
78:(5 × 5) - (7 ÷ 7)
四、9 9 10 5
沒有答案!