题目内容
求△中应填几？
9
÷[(
×
+0.625÷△÷
)]=6
．
9
| 9 |
| 13 |
| 5 |
| 8 |
| 9 |
| 11 |
| 5 |
| 6 |
| 6 |
| 13 |
9
÷[(
×
+0.625÷△÷
)]=6
，
（
×
+0.625÷△÷
）=9
÷6
，
+0.625÷△÷
=
，
+
÷
÷△=
，
÷△=
-
，
÷△=
，
△=
÷
，
△=
×
，
△=
．
| 9 |
| 13 |
| 5 |
| 8 |
| 9 |
| 11 |
| 5 |
| 6 |
| 6 |
| 13 |
（
| 5 |
| 8 |
| 9 |
| 11 |
| 5 |
| 6 |
| 9 |
| 13 |
| 6 |
| 13 |
| 45 |
| 88 |
| 5 |
| 6 |
| 3 |
| 2 |
| 45 |
| 88 |
| 5 |
| 8 |
| 5 |
| 6 |
| 3 |
| 2 |
| 3 |
| 4 |
| 3 |
| 2 |
| 45 |
| 88 |
| 3 |
| 4 |
| 87 |
| 88 |
△=
| 3 |
| 4 |
| 87 |
| 88 |
△=
| 3 |
| 4 |
| 88 |
| 87 |
△=
| 22 |
| 29 |
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