4 9 9 12如何等于24
答案:2 悬赏:30 手机版
解决时间 2021-03-09 15:30
- 提问者网友：杀生予夺
- 2021-03-09 10:32
4 9 9 12如何等于24
最佳答案
- 五星知识达人网友：大漠
- 2021-03-09 11:51
1: 4 × (9 + 9 - 12)
2: 4 × ((9 + 9) - 12)
3: 4 × (9 + (9 - 12))
4: 4 × (9 - 12 + 9)
5: 4 × ((9 - 12) + 9)
6: 4 × (9 - (12 - 9))
7: (4 - 12 ÷ 9) × 9
8: (4 - (12 ÷ 9)) × 9
9: 9 × (4 - 12 ÷ 9)
10: 9 × (4 - (12 ÷ 9))
11: (9 + 9 - 12) × 4
12: ((9 + 9) - 12) × 4
13: (9 + (9 - 12)) × 4
14: (9 - 12 + 9) × 4
15: ((9 - 12) + 9) × 4
16: (9 - (12 - 9)) × 4
2: 4 × ((9 + 9) - 12)
3: 4 × (9 + (9 - 12))
4: 4 × (9 - 12 + 9)
5: 4 × ((9 - 12) + 9)
6: 4 × (9 - (12 - 9))
7: (4 - 12 ÷ 9) × 9
8: (4 - (12 ÷ 9)) × 9
9: 9 × (4 - 12 ÷ 9)
10: 9 × (4 - (12 ÷ 9))
11: (9 + 9 - 12) × 4
12: ((9 + 9) - 12) × 4
13: (9 + (9 - 12)) × 4
14: (9 - 12 + 9) × 4
15: ((9 - 12) + 9) × 4
16: (9 - (12 - 9)) × 4
全部回答
- 1楼网友：神的生死簿
- 2021-03-09 12:48
9x9÷√9-√9
=81÷3-3
24
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