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7 8 9 10 24点怎么算

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

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

你好!用7,8,9,10算24点,共有8种算法。 ﹙9×8﹚÷﹙10-7﹚ [8÷﹙10-7﹚]×9 9÷[﹙10-7﹚÷8] 8×[9÷﹙10-7﹚] 9×[8÷﹙10-7﹚] [9÷﹙10-7﹚]×8 8÷[﹙10-7﹚÷9] ﹙8×9﹚÷﹙10-7﹚

你好! 用7,8,9,10算24点,共有8种算法。 ﹙9×8﹚÷﹙10-7﹚ [8÷﹙10-7﹚]×9 9÷[﹙10-7﹚÷8] 8×[9÷﹙10-7﹚] 9×[8÷﹙10-7﹚] [9÷﹙10-7﹚]×8 8÷[﹙10-7﹚÷9] ﹙8×9﹚÷﹙10-7﹚

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

8×9/(10-7)=72/3=24

1:6 - (8 - 10) × 92:6 - ((8 - 10) × 9)3:6 - (9 × (8 - 10))4:6 - 9 ×(8 - 10)5:6 + (9 × (10 - 8))6:6 + 9 ×(10 - 8)7:6 + (10 - 8) × 98:6 + ((10 - 8) × 9)9:(9 × (10 - 8)) + 610:9 × (10 - 8) + 611:(10 - 8) × 9 + 612:((10 - 8) × 9) + 6

3*8*(-8+9) (3*8)/(9-8) 3*(8*(9-8)) 8/((10-7)/9) (8/(10-7))*9 (8*9)/(10-7) 9/((10-7)/8) (9/(10-7))*8 9*(8/(10-7)) 4+(4+(4*4))

1. ﹙9×8﹚÷﹙10-7﹚ 2. [8÷﹙10-7﹚]×9 3. 9÷[﹙10-7﹚÷8]

不行,人家电脑都算过了。 24点一共715种情况,全部算列出来就可以了。附一张24点全解表 1 1 1 1: no answer! 1 1 1 2: no answer! 1 1 1 3: no answer! 1 1 1 4: no answer! 1 1 1 5: no answer! 1 1 1 6: no answer! 1 1 1 7: no answer! 1 1 1...

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