将下列中给出的数进行加,减,乘,除,括号运算,结果为24.9 7 5 4=24.
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将下列中给出的数进行加,减,乘,除,括号运算,结果为24.9 7 5 4=24.
将下列中给出的数进行加,减,乘,除,括号运算,结果为24.9 7 5 4=24.
将下列中给出的数进行加,减,乘,除,括号运算,结果为24.9 7 5 4=24.
1:9 + (7 - 4) × 5
2:9 + ((7 - 4) × 5)
3:9 + (5 × (7 - 4))
4:9 + 5 ×(7 - 4)
5:(9 - 5) × 7 - 4
6:((9 - 5) × 7) - 4
7:9 - (5 × (4 - 7))
8:9 - 5 ×(4 - 7)
9:9 - (4 - 7) × 5
10:9 - ((4 - 7) × 5)
11:9 × 4 -(7 + 5)
12:(9 × 4) - (7 + 5)
13:9 × 4 - 7 - 5
14:(9 × 4) - 7 - 5
15:(9 × 4 - 7) - 5
16:((9 × 4) - 7) - 5
17:9 × 4 -(5 + 7)
18:(9 × 4) - (5 + 7)
19:9 × 4 - 5 - 7
20:(9 × 4) - 5 - 7
21:(9 × 4 - 5) - 7
22:((9 × 4) - 5) - 7
23:(7 × (9 - 5)) - 4
24:7 × (9 - 5) - 4
25:7 × 4 - 9 + 5
26:(7 × 4) - 9 + 5
27:(7 × 4 - 9) + 5
28:((7 × 4) - 9) + 5
29:7 × 4 -(9 - 5)
30:(7 × 4) - (9 - 5)
31:(7 - 4) × 5 + 9
32:((7 - 4) × 5) + 9
33:7 × 4 + 5 - 9
34:(7 × 4) + 5 - 9
35:(7 × 4 + 5) - 9
36:((7 × 4) + 5) - 9
37:7 × 4 +(5 - 9)
38:(7 × 4) + (5 - 9)
39:5 - 9 + 7 × 4
40:(5 - 9) + 7 × 4
41:5 - 9 +(7 × 4)
42:(5 - 9) + (7 × 4)
43:5 - (9 - 7 × 4)
44:5 - (9 - (7 × 4))
45:5 - 9 + 4 × 7
46:(5 - 9) + 4 × 7
47:5 - 9 +(4 × 7)
48:(5 - 9) + (4 × 7)
49:5 - (9 - 4 × 7)
50:5 - (9 - (4 × 7))
51:5 + 7 × 4 - 9
52:(5 + 7 × 4) - 9
53:(5 + (7 × 4)) - 9
54:5 + (7 × 4) - 9
55:5 + (7 × 4 - 9)
56:5 + ((7 × 4) - 9)
57:(5 × (7 - 4)) + 9
58:5 × (7 - 4) + 9
59:5 + 4 × 7 - 9
60:(5 + 4 × 7) - 9
61:(5 + (4 × 7)) - 9
62:5 + (4 × 7) - 9
63:5 + (4 × 7 - 9)
64:5 + ((4 × 7) - 9)
65:4 × 9 -(7 + 5)
66:(4 × 9) - (7 + 5)
67:4 × 9 - 7 - 5
68:(4 × 9) - 7 - 5
69:(4 × 9 - 7) - 5
70:((4 × 9) - 7) - 5
71:4 × 9 -(5 + 7)
72:(4 × 9) - (5 + 7)
73:4 × 9 - 5 - 7
74:(4 × 9) - 5 - 7
75:(4 × 9 - 5) - 7
76:((4 × 9) - 5) - 7
77:4 × 7 - 9 + 5
78:(4 × 7) - 9 + 5
79:(4 × 7 - 9) + 5
80:((4 × 7) - 9) + 5
81:4 × 7 -(9 - 5)
82:(4 × 7) - (9 - 5)
83:4 × 7 + 5 - 9
84:(4 × 7) + 5 - 9
85:(4 × 7 + 5) - 9
86:((4 × 7) + 5) - 9
87:4 × 7 +(5 - 9)
88:(4 × 7) + (5 - 9)
7*4-9+5=24
（4＊7）－（9－5）＝24