作业帮大师们快来帮帮忙,小孩的算术题:1.1.4.8=24,做出8道算式,算式不得重复.
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大师们快来帮帮忙,小孩的算术题:1.1.4.8=24,做出8道算式,算式不得重复.
大师们快来帮帮忙,小孩的算术题:1.1.4.8=24,做出8道算式,算式不得重复.
大师们快来帮帮忙,小孩的算术题:1.1.4.8=24,做出8道算式,算式不得重复.
1: (1 + 1) × (4 + 8)
2: (1 + 1) × (8 + 4)
3: (1 × 4 - 1) × 8
4: ((1 × 4) - 1) × 8
5: (1 × (4 - 1)) × 8
6: 1 × (4 - 1) × 8
7: 1 × ((4 - 1) × 8)
8: 1 × (8 × (4 - 1))
9: 1 × 8 ×(4 - 1)
10: (1 × 8) × (4 - 1)
11: (4 - 1) × 1 × 8
12: (4 - 1 × 1) × 8
13: ((4 - 1) × 1) × 8
14: (4 - (1 × 1)) × 8
15: (4 - 1) × (1 × 8)
16: (4 - 1) ÷ 1 × 8
17: (4 - 1 ÷ 1) × 8
18: ((4 - 1) ÷ 1) × 8
19: (4 - (1 ÷ 1)) × 8
20: (4 - 1) ÷ (1 ÷ 8)
21: (4 × 1 - 1) × 8
22: ((4 × 1) - 1) × 8
23: (4 ÷ 1 - 1) × 8
24: ((4 ÷ 1) - 1) × 8
25: (4 - 1) × 8 × 1
26: ((4 - 1) × 8) × 1
27: (4 - 1) × (8 × 1)
28: (4 - 1) × 8 ÷ 1
29: ((4 - 1) × 8) ÷ 1
30: (4 - 1) × (8 ÷ 1)
31: (4 + 8) × (1 + 1)
32: 4 × (8 - (1 + 1))
33: 4 × (8 - 1 - 1)
34: 4 × ((8 - 1) - 1)
35: (8 - (1 + 1)) × 4
36: (8 - 1 - 1) × 4
37: ((8 - 1) - 1) × 4
38: 8 × (1 × 4 - 1)
39: 8 × ((1 × 4) - 1)
40: 8 × (1 × (4 - 1))
41: 8 × 1 ×(4 - 1)
42: (8 × 1) × (4 - 1)
43: 8 ÷ 1 ×(4 - 1)
44: (8 ÷ 1) × (4 - 1)
45: 8 ÷ (1 ÷ (4 - 1))
46: (8 + 4) × (1 + 1)
47: (8 × (4 - 1)) × 1
48: 8 × (4 - 1) × 1
49: 8 × (4 - 1 × 1)
50: 8 × ((4 - 1) × 1)
51: 8 × (4 - (1 × 1))
52: (8 × (4 - 1)) ÷ 1
53: 8 × (4 - 1) ÷ 1
54: 8 × (4 - 1 ÷ 1)
55: 8 × ((4 - 1) ÷ 1)
56: 8 × (4 - (1 ÷ 1))
57: 8 × (4 × 1 - 1)
58: 8 × ((4 × 1) - 1)
59: 8 × (4 ÷ 1 - 1)
60: 8 × ((4 ÷ 1) - 1)
强！
那个1148是不能改变顺序的
1：（1+1）*（4+8）
2：（4-1*1）*8
3：4*（8-1-1）
4：8*1*（4-1）
5：4*（8-（1+1））
6：(4-1)*8÷1
7：((4-1)÷1)*8
8： 8÷(1÷(4-1))