算24点：5、7、9、10和6、8、8、9和7、8、10、10

4个回答

#热议# 发烧为什么不能用酒精擦身体来退烧？

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2010-12-22 · TA获得超过138个赞

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5、7、9、10的答案

1: (5 × (10 - 7)) + 9
2: 5 × (10 - 7) + 9
3: 9 - (5 × (7 - 10))
4: 9 - 5 ×(7 - 10)
5: 9 + (5 × (10 - 7))
6: 9 + 5 ×(10 - 7)
7: 9 - (7 - 10) × 5
8: 9 - ((7 - 10) × 5)
9: 9 + (10 - 7) × 5
10: 9 + ((10 - 7) × 5)
11: (10 - 7) × 5 + 9
12: ((10 - 7) × 5) + 9

6、8、8、9的答案
1: (8 + 8) ÷ 6 × 9
2: ((8 + 8) ÷ 6) × 9
3: (8 + 8) ÷ (6 ÷ 9)
4: (8 + 8) × 9 ÷ 6
5: ((8 + 8) × 9) ÷ 6
6: (8 + 8) × (9 ÷ 6)
7: 8 × 9 - 6 × 8
8: (8 × 9) - 6 × 8
9: 8 × 9 -(6 × 8)
10: (8 × 9) - (6 × 8)
11: 8 × 9 - 8 × 6
12: (8 × 9) - 8 × 6
13: 8 × 9 -(8 × 6)
14: (8 × 9) - (8 × 6)
15: 9 ÷ 6 ×(8 + 8)
16: (9 ÷ 6) × (8 + 8)
17: 9 ÷ (6 ÷ (8 + 8))
18: 9 × 8 - 6 × 8
19: (9 × 8) - 6 × 8
20: 9 × 8 -(6 × 8)
21: (9 × 8) - (6 × 8)
22: (9 × (8 + 8)) ÷ 6
23: 9 × (8 + 8) ÷ 6
24: 9 × ((8 + 8) ÷ 6)
25: 9 × 8 - 8 × 6
26: (9 × 8) - 8 × 6
27: 9 × 8 -(8 × 6)
28: (9 × 8) - (8 × 6)

7、8、10、10的答案
1: (7 × (10 - 8)) + 10
2: 7 × (10 - 8) + 10
3: 10 - (7 × (8 - 10))
4: 10 - 7 ×(8 - 10)
5: 10 + (7 × (10 - 8))
6: 10 + 7 ×(10 - 8)
7: (10 - 8) × 7 + 10
8: ((10 - 8) × 7) + 10
9: 10 - (8 - 10) × 7
10: 10 - ((8 - 10) × 7)
11: 10 + (10 - 8) × 7
12: 10 + ((10 - 8) × 7)

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2010-12-21 · 玩玩小学奥数,预防老年痴呆

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9+（10-7）×5=24
（8+8）×9÷6=24
（10-8）×7+10=24

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INHEMETER
2010-12-21

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1) 没凑出来，
2)8*9-6*8=24
3)没凑出来。

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rugelbai
2011-01-02 · TA获得超过508个赞

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1: (5 × (10 - 7)) + 9
2: 5 × (10 - 7) + 9
3: 9 - (5 × (7 - 10))
4: 9 - 5 ×(7 - 10)
5: 9 + (5 × (10 - 7))
6: 9 + 5 ×(10 - 7)
7: 9 - (7 - 10) × 5
8: 9 - ((7 - 10) × 5)
9: 9 + (10 - 7) × 5
10: 9 + ((10 - 7) × 5)
11: (10 - 7) × 5 + 9
12: ((10 - 7) × 5) + 9

1: (8 + 8) ÷ 6 × 9
2: ((8 + 8) ÷ 6) × 9
3: (8 + 8) ÷ (6 ÷ 9)
4: (8 + 8) × 9 ÷ 6
5: ((8 + 8) × 9) ÷ 6
6: (8 + 8) × (9 ÷ 6)
7: 8 × 9 - 6 × 8
8: (8 × 9) - 6 × 8
9: 8 × 9 -(6 × 8)
10: (8 × 9) - (6 × 8)
11: 8 × 9 - 8 × 6
12: (8 × 9) - 8 × 6
13: 8 × 9 -(8 × 6)
14: (8 × 9) - (8 × 6)
15: 9 ÷ 6 ×(8 + 8)
16: (9 ÷ 6) × (8 + 8)
17: 9 ÷ (6 ÷ (8 + 8))
18: 9 × 8 - 6 × 8
19: (9 × 8) - 6 × 8
20: 9 × 8 -(6 × 8)
21: (9 × 8) - (6 × 8)
22: (9 × (8 + 8)) ÷ 6
23: 9 × (8 + 8) ÷ 6
24: 9 × ((8 + 8) ÷ 6)
25: 9 × 8 - 8 × 6
26: (9 × 8) - 8 × 6
27: 9 × 8 -(8 × 6)
28: (9 × 8) - (8 × 6)

1: (7 × (10 - 8)) + 10
2: 7 × (10 - 8) + 10
3: 10 - (7 × (8 - 10))
4: 10 - 7 ×(8 - 10)
5: 10 + (7 × (10 - 8))
6: 10 + 7 ×(10 - 8)
7: (10 - 8) × 7 + 10
8: ((10 - 8) × 7) + 10
9: 10 - (8 - 10) × 7
10: 10 - ((8 - 10) × 7)
11: 10 + (10 - 8) × 7
12: 10 + ((10 - 8) × 7)