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6,7,4,9能算24点吗?怎么算?

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

用加减乘除括号是算不出来24点的,无解 下面是电脑算的结果: 6, 7, 9, 10的24点答案: 没有答案!

1. ﹙9+7﹚× 6 ÷ 4 2. ﹙9+7﹚÷ 4 × 6 3. ﹙7+9﹚÷﹙4 ÷ 6﹚

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

{6+6}x{9-7}=24

只用加减乘除无解,用根号或阶乘则可,如: [13×(7-6)-9]!=4!=24 根号9×(13-7)+6=24

6-(5-7)*9=24

[6-(7+11)÷9]!=4!=4×3×2×1=24

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

1. [﹙9+7﹚÷4]×6 2. [﹙9+7﹚×6]÷4 3. 6×[﹙7+9﹚÷4]

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