题目内容
（
×3.5+
）÷（13
-3
÷
）÷5
×
．
| 9 |
| 14 |
| 1 |
| 6 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 4 |
| 4 |
| 21 |
（
×3.5+
）÷（13
-3
÷
）÷5
×
=（
×
+
）÷（13
-
×
）÷5
×
=（
+
）÷（13
-12）÷5
×
=
×
×
×
=
．
| 9 |
| 14 |
| 1 |
| 6 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 4 |
| 4 |
| 21 |
=（
| 9 |
| 14 |
| 7 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| 15 |
| 4 |
| 16 |
| 5 |
| 1 |
| 4 |
| 4 |
| 21 |
=（
| 9 |
| 4 |
| 1 |
| 6 |
| 1 |
| 3 |
| 1 |
| 4 |
| 4 |
| 21 |
=
| 29 |
| 12 |
| 3 |
| 4 |
| 4 |
| 21 |
| 4 |
| 21 |
=
| 29 |
| 441 |
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