题目内容
1
÷(
+2
÷1
)=______.
| 1 |
| 8 |
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 4 |
1
÷(
+2
÷1
),
=1
÷(
+
×
),
=1
÷2
,
=
×
,
=
.
故答案为:
.
| 1 |
| 8 |
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 4 |
=1
| 1 |
| 8 |
| 1 |
| 4 |
| 5 |
| 2 |
| 4 |
| 5 |
=1
| 1 |
| 8 |
| 1 |
| 4 |
=
| 9 |
| 8 |
| 4 |
| 9 |
=
| 1 |
| 2 |
故答案为:
| 1 |
| 2 |
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