
12()8()8()4=24如何填运算符号
3个回答
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1: 12 + 8 + 8 - 4
2: (12 + 8) + 8 - 4
3: (12 + 8 + 8) - 4
4: ((12 + 8) + 8) - 4
5: (12 + (8 + 8)) - 4
6: 12 + (8 + 8) - 4
7: 12 + (8 + 8 - 4)
8: 12 + ((8 + 8) - 4)
9: 12 + (8 + (8 - 4))
10: 12 + 8 +(8 - 4)
11: (12 + 8) + (8 - 4)
12: 12 × (8 ÷ (8 - 4))
13: 12 × 8 ÷(8 - 4)
14: (12 × 8) ÷ (8 - 4)
2: (12 + 8) + 8 - 4
3: (12 + 8 + 8) - 4
4: ((12 + 8) + 8) - 4
5: (12 + (8 + 8)) - 4
6: 12 + (8 + 8) - 4
7: 12 + (8 + 8 - 4)
8: 12 + ((8 + 8) - 4)
9: 12 + (8 + (8 - 4))
10: 12 + 8 +(8 - 4)
11: (12 + 8) + (8 - 4)
12: 12 × (8 ÷ (8 - 4))
13: 12 × 8 ÷(8 - 4)
14: (12 × 8) ÷ (8 - 4)
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