在4、6、7、9四个数字中,插入一些加减乘除号,使结果等于24
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![在4、6、7、9四个数字中,插入一些加减乘除号,使结果等于24](/uploads/image/z/984268-28-8.jpg?t=%E5%9C%A84%E3%80%816%E3%80%817%E3%80%819%E5%9B%9B%E4%B8%AA%E6%95%B0%E5%AD%97%E4%B8%AD%2C%E6%8F%92%E5%85%A5%E4%B8%80%E4%BA%9B%E5%8A%A0%E5%87%8F%E4%B9%98%E9%99%A4%E5%8F%B7%2C%E4%BD%BF%E7%BB%93%E6%9E%9C%E7%AD%89%E4%BA%8E24)
在4、6、7、9四个数字中,插入一些加减乘除号,使结果等于24
在4、6、7、9四个数字中,插入一些加减乘除号,使结果等于24
在4、6、7、9四个数字中,插入一些加减乘除号,使结果等于24
(7 + 9) × 6 ÷ 4
1: 6 ÷ 4 ×(7 + 9)
2: (6 ÷ 4) × (7 + 9)
3: 6 ÷ (4 ÷ (7 + 9))
4: 6 ÷ 4 ×(9 + 7)
5: (6 ÷ 4) × (9 + 7)
6: 6 ÷ (4 ÷ (9 + 7))
7: (6 × (7 + 9)) ÷ 4
8: 6 × (7 + 9) ÷ 4
...
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1: 6 ÷ 4 ×(7 + 9)
2: (6 ÷ 4) × (7 + 9)
3: 6 ÷ (4 ÷ (7 + 9))
4: 6 ÷ 4 ×(9 + 7)
5: (6 ÷ 4) × (9 + 7)
6: 6 ÷ (4 ÷ (9 + 7))
7: (6 × (7 + 9)) ÷ 4
8: 6 × (7 + 9) ÷ 4
9: 6 × ((7 + 9) ÷ 4)
10: (6 × (9 + 7)) ÷ 4
11: 6 × (9 + 7) ÷ 4
12: 6 × ((9 + 7) ÷ 4)
13: (7 + 9) ÷ 4 × 6
14: ((7 + 9) ÷ 4) × 6
15: (7 + 9) ÷ (4 ÷ 6)
16: (7 + 9) × 6 ÷ 4
17: ((7 + 9) × 6) ÷ 4
18: (7 + 9) × (6 ÷ 4)
19: (9 + 7) ÷ 4 × 6
20: ((9 + 7) ÷ 4) × 6
21: (9 + 7) ÷ (4 ÷ 6)
22: (9 + 7) × 6 ÷ 4
23: ((9 + 7) × 6) ÷ 4
24: (9 + 7) × (6 ÷ 4)
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