题目内容
2006×2008×（
+
）=______．
| 1 |
| 2006×2007 |
| 1 |
| 2007×2008 |
2006×2008×（
+
）
=
+
=
+
=
=
=
=2；
故答案为：2．
| 1 |
| 2006×2007 |
| 1 |
| 2007×2008 |
=
| 2006×2008 |
| 2006×2007 |
| 2006×2008 |
| 2007×2008 |
=
| 2008 |
| 2007 |
| 2006 |
| 2007 |
=
| 2008+2006 |
| 2007 |
=
| (2007+1)+(2007-1) |
| 2007 |
=
| 2×2007 |
| 2007 |
=2；
故答案为：2．
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