2,5,7,9 。 1,4 ,10,q 。 1,6,j,k 。 1,3,4,6。怎么算24点
1: 5 × 7 -(2 9) 2: (5 × 7) - (2 9) 3: 5 × 7 - 2 - 9 4: (5 × 7) - 2 - 9 5: (5 × 7 - 2) - 9 6: ((5 × 7) - 2) - 9 7: 5 × 7 -(9 2) 8: (5 × 7) - (9 2) 9: 5 × 7 - 9 - 2 10: (5 × 7) - 9 - 2 11: (5 × 7 - 9) - 2 12: ((5 × 7) - 9) - 2 13: 7 × 5 -(2 9) 14: (7 × 5) - (2 9) 15: 7 × 5...全部
1: 5 × 7 -(2 9) 2: (5 × 7) - (2 9) 3: 5 × 7 - 2 - 9 4: (5 × 7) - 2 - 9 5: (5 × 7 - 2) - 9 6: ((5 × 7) - 2) - 9 7: 5 × 7 -(9 2) 8: (5 × 7) - (9 2) 9: 5 × 7 - 9 - 2 10: (5 × 7) - 9 - 2 11: (5 × 7 - 9) - 2 12: ((5 × 7) - 9) - 2 13: 7 × 5 -(2 9) 14: (7 × 5) - (2 9) 15: 7 × 5 - 2 - 9 16: (7 × 5) - 2 - 9 17: (7 × 5 - 2) - 9 18: ((7 × 5) - 2) - 9 19: 7 × 5 -(9 2) 20: (7 × 5) - (9 2) 21: 7 × 5 - 9 - 2 22: (7 × 5) - 9 - 2 23: (7 × 5 - 9) - 2 24: ((7 × 5) - 9) - 2 1: 4 ÷ (1 - 10 ÷ 12) 2: 4 ÷ (1 - (10 ÷ 12)) 3: (4 × (10 - 1)) - 12 4: 4 × (10 - 1) - 12 5: (10 - 1) × 4 - 12 6: ((10 - 1) × 4) - 12 7: (10 ÷ (1 4)) × 12 8: 10 ÷ (1 4) × 12 9: 10 ÷ ((1 4) ÷ 12) 10: (10 ÷ (4 1)) × 12 11: 10 ÷ (4 1) × 12 12: 10 ÷ ((4 1) ÷ 12) 13: 10 × (12 ÷ (1 4)) 14: 10 × 12 ÷(1 4) 15: (10 × 12) ÷ (1 4) 16: 10 × (12 ÷ (4 1)) 17: 10 × 12 ÷(4 1) 18: (10 × 12) ÷ (4 1) 19: (12 ÷ (1 4)) × 10 20: 12 ÷ (1 4) × 10 21: 12 ÷ ((1 4) ÷ 10) 22: (12 ÷ (4 1)) × 10 23: 12 ÷ (4 1) × 10 24: 12 ÷ ((4 1) ÷ 10) 25: 12 × (10 ÷ (1 4)) 26: 12 × 10 ÷(1 4) 27: (12 × 10) ÷ (1 4) 28: 12 × (10 ÷ (4 1)) 29: 12 × 10 ÷(4 1) 30: (12 × 10) ÷ (4 1) 1: (1 11 × 13) ÷ 6 2: (1 (11 × 13)) ÷ 6 3: (1 13 × 11) ÷ 6 4: (1 (13 × 11)) ÷ 6 5: (11 × 13 1) ÷ 6 6: ((11 × 13) 1) ÷ 6 7: (13 × 11 1) ÷ 6 8: ((13 × 11) 1) ÷ 6 1: 6 ÷ (1 - 3 ÷ 4) 2: 6 ÷ (1 - (3 ÷ 4))。
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