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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: ...

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

用6,6,7,9算24点共有18种算法: 6×[﹙7+6﹚-9] ﹙9-7﹚×﹙6+6﹚ 6×[﹙6-9﹚+7] [7-﹙9-6﹚]×6 6×[6+﹙7-9﹚] [6+﹙7-9﹚]×6 [7+﹙6-9﹚]×6 [﹙6+7﹚-9]×6 [﹙7-9﹚+6]×6 6×[6-﹙9-7﹚] 6×[﹙7-9﹚+6] [6-﹙9-7﹚]×6 ﹙...

三个奇数一个偶数还不能约分,不能24点

①4 6 7 9 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)...

此题无解 用加减乘除括号是算不出来24点的,无解 巧算24点游戏介绍 “巧算24点”是一种趣味数学游戏,游戏方式简单易学,能健脑益智,是一项极为有益的益智游戏活动。 “巧算24点”的游戏规则如下:一副扑克牌中抽去大小王剩下52张﹙如果初练也可只...

6, 9, 7, 5的24点答案: 1: 6 + (9 × (7 - 5)) 2: 6 + 9 ×(7 - 5) 3: 6 - (9 × (5 - 7)) 4: 6 - 9 ×(5 - 7) 5: 6 + (7 - 5) × 9 6: 6 + ((7 - 5) × 9) 7: 6 - (5 - 7) × 9 8: 6 - ((5 - 7) × 9) 9: (9 × (7 - 5)) + 6 10: 9 × (7 - 5) + 6 11: (...

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...

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: ...

用2,4,6,9算24点,共有45种算法。 [﹙4÷2﹚×9]+6 [4×﹙9÷2﹚]+6 4×[9-﹙6÷2﹚] 6+[4÷﹙2÷9﹚] ﹙9-6﹚×﹙2×4﹚ 6÷[﹙9÷4﹚-2] [﹙4×9﹚÷2]+6 ﹙4×9﹚-﹙2×6﹚ ﹙2×4﹚×﹙9-6﹚ 6+[﹙4×9﹚÷2] [9-﹙6÷2﹚]×4 [9÷﹙2÷4﹚]+6 2×[4×﹙9...

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