5,7,10,7怎样算成24
答案:2 悬赏:60 手机版
解决时间 2021-01-24 14:48
- 提问者网友：藍了天白赴美
- 2021-01-23 14:18
5,7,10,7怎样算成24
最佳答案
- 五星知识达人网友：神也偏爱
- 2021-01-23 14:24
1: (7 - 5) × 7 + 10
2: ((7 - 5) × 7) + 10
3: (7 × (7 - 5)) + 10
4: 7 × (7 - 5) + 10
5: 10 - (5 - 7) × 7
6: 10 - ((5 - 7) × 7)
7: 10 + (7 - 5) × 7
8: 10 + ((7 - 5) × 7)
9: 10 - (7 × (5 - 7))
10: 10 - 7 ×(5 - 7)
11: 10 + (7 × (7 - 5))
12: 10 + 7 ×(7 - 5)
2: ((7 - 5) × 7) + 10
3: (7 × (7 - 5)) + 10
4: 7 × (7 - 5) + 10
5: 10 - (5 - 7) × 7
6: 10 - ((5 - 7) × 7)
7: 10 + (7 - 5) × 7
8: 10 + ((7 - 5) × 7)
9: 10 - (7 × (5 - 7))
10: 10 - 7 ×(5 - 7)
11: 10 + (7 × (7 - 5))
12: 10 + 7 ×(7 - 5)
全部回答
- 1楼网友：拜訪者
- 2021-01-23 15:57
1: (5 + 7) ÷ 5 × 10
2: ((5 + 7) ÷ 5) × 10
3: (5 + 7) ÷ (5 ÷ 10)
4: (5 + 7) × 10 ÷ 5
5: ((5 + 7) × 10) ÷ 5
6: (5 + 7) × (10 ÷ 5)
7: 10 ÷ 5 ×(5 + 7)
8: (10 ÷ 5) × (5 + 7)
9: 10 ÷ (5 ÷ (5 + 7))
10: (10 × (5 + 7)) ÷ 5
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