用3，5，7，1算二十四

来源：百度知道 编辑：UC知道 时间：2024/05/27 09:53:08
如(10+4-6)X3

3*5+7-1

1: (3 - 1) × (5 + 7)
2: (3 - 1) × (7 + 5)
3: (5 + 7) × (3 - 1)
4: (5 + 1) × (7 - 3)
5: (7 - 3) × (5 + 1)
6: (7 - 3) × (1 + 5)
7: (7 + 5) × (3 - 1)
8: (1 + 5) × (7 - 3)

1: (3 - 1) × (5 + 7)
2: (3 - 1) × (7 + 5)
3: (5 + 7) × (3 - 1)
4: (5 + 1) × (7 - 3)
5: (7 - 3) × (5 + 1)
6: (7 - 3) × (1 + 5)
7: (7 + 5) × (3 - 1)
8: (1 + 5) × (7 - 3)
--------------------------------
(忽~这些复制楼上的。不好意思哦。)
.