第1个回答 推荐于2021-01-06
1: (9 - 6 + 9) × 2
2: ((9 - 6) + 9) × 2
3: (9 - (6 - 9)) × 2
4: 9 × (6 ÷ 9 + 2)
5: 9 × ((6 ÷ 9) + 2)
6: 9 × (2 + 6 ÷ 9)
7: 9 × (2 + (6 ÷ 9))
8: (9 + 9 - 6) × 2
9: ((9 + 9) - 6) × 2
10: (9 + (9 - 6)) × 2
11: (6 ÷ 9 + 2) × 9
12: ((6 ÷ 9) + 2) × 9
13: 2 × (9 - 6 + 9)
14: 2 × ((9 - 6) + 9)
15: 2 × (9 - (6 - 9))
16: 2 × (9 + 9 - 6)
17: 2 × ((9 + 9) - 6)
18: 2 × (9 + (9 - 6))
19: (2 + 6 ÷ 9) × 9
20: (2 + (6 ÷ 9)) × 9本回答被提问者采纳
第2个回答 2019-06-04
(9+9-6)*2
高楼居士
-
翰林文圣
十八级
多加几个括号,换了换位置,其实是一样的.
你蒙人啊!!
第3个回答 2009-02-06
(2 + 6 ÷ 9) × 9
(2 + (6 ÷ 9)) × 9
2 × (9 - 6 + 9)
2 × ((9 - 6) + 9)
2 × (9 - (6 - 9))
2 × (9 + 9 - 6)
2 × ((9 + 9) - 6)
2 × (9 + (9 - 6))
(6 ÷ 9 + 2) × 9
((6 ÷ 9) + 2) × 9
9 × (2 + 6 ÷ 9)
9 × (2 + (6 ÷ 9))
(9 - 6 + 9) × 2
((9 - 6) + 9) × 2
(9 - (6 - 9)) × 2
9 × (6 ÷ 9 + 2)
9 × ((6 ÷ 9) + 2)
(9 + 9 - 6) × 2
((9 + 9) - 6) × 2
(9 + (9 - 6)) × 2
第4个回答 2009-02-06
2 x (9+9-6)
一样的
第5个回答 2009-02-06
2*(9-6+9)