24点牌 7 8 2 9
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24点牌 7 8 2 9
24点牌 7 8 2 9
24点牌 7 8 2 9
1:(7 + 9) × 2 - 8
2:((7 + 9) × 2) - 8
3:(9 + 7) × 2 - 8
4:((9 + 7) × 2) - 8
5:(2 × (7 + 9)) - 8
6:2 × (7 + 9) - 8
7:(2 × (9 + 7)) - 8
8:2 × (9 + 7) - 8
不知
(7 + 9) × 2 - 8
7\8\2\9
(7 + 9) × 2 - 8
((7 + 9) × 2) - 8
(9 + 7) × 2 - 8
((9 + 7) × 2) - 8
(2 × (7 + 9)) - 8
2 × (7 + 9) - 8
(2 × (9 + 7)) - 8
2 × (9 + 7) - 8
(7 + 9) × 2 -...
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7\8\2\9
(7 + 9) × 2 - 8
((7 + 9) × 2) - 8
(9 + 7) × 2 - 8
((9 + 7) × 2) - 8
(2 × (7 + 9)) - 8
2 × (7 + 9) - 8
(2 × (9 + 7)) - 8
2 × (9 + 7) - 8
(7 + 9) × 2 - 8
1: (7 + 9) × 2 - 8
2: ((7 + 9) × 2) - 8
3: (9 + 7) × 2 - 8
4: ((9 + 7) × 2) - 8
5: (2 × (7 + 9)) - 8
6: 2 × (7 + 9) - 8
7: (2 × (9 + 7)) - 8
8: 2 × (9 + 7) - 8
收起
(7 + 9) × 2 - 8
(7 + 9) × 2 - 8
7\8\2\9
(7 + 9) × 2 - 8 =24
((7 + 9) × 2) - 8=24
(9 + 7) × 2 - 8 =24
((9 + 7) × 2) - 8=24
(2 × (7 + 9)) - 8＝24
2 × (7 + 9) - 8＝24
(2 × (9 + 7)) - 8＝24
2 × (9 + ...
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7\8\2\9
(7 + 9) × 2 - 8 =24
((7 + 9) × 2) - 8=24
(9 + 7) × 2 - 8 =24
((9 + 7) × 2) - 8=24
(2 × (7 + 9)) - 8＝24
2 × (7 + 9) - 8＝24
(2 × (9 + 7)) - 8＝24
2 × (9 + 7) - 8＝24
(7 + 9) × 2 - 8＝24
1: (7 + 9) × 2 - 8＝24
2: ((7 + 9) × 2) - 8＝24
3: (9 + 7) × 2 - 8＝24
4: ((9 + 7) × 2) - 8＝24
5: (2 × (7 + 9)) - 8＝24
6: 2 × (7 + 9) - 8 ＝24
7: (2 × (9 + 7)) - 8 ＝24
8: 2 × (9 + 7) - 8＝24
哈哈!!!
收起
7, 8, 2, 9的24点答案：
1: (7 + 9) × 2 - 8
2: ((7 + 9) × 2) - 8
3: (2 × (7 + 9)) - 8
4: 2 × (7 + 9) - 8
5: (2 × (9 + 7)) - 8
6: 2 × (9 + 7) - 8
7: (9 + 7) × 2 - 8
8: ((9 + 7) × 2) - 8