题目内容
什么数比
多2个
？
| 3 |
| 8 |
| 1 |
| 8 |
分析：先算2个
，所得的积再加上
即可．
| 1 |
| 8 |
| 3 |
| 8 |
解答：解：
2×
+
，
=
+
，
=
．
答：
比
多2个
．
2×
| 1 |
| 8 |
| 3 |
| 8 |
=
| 1 |
| 4 |
| 3 |
| 8 |
=
| 5 |
| 8 |
答：
| 5 |
| 8 |
| 3 |
| 8 |
| 1 |
| 8 |
点评：根据题意，先弄清运算顺序，然后再列式解答．
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题目内容
| 3 |
| 8 |
| 1 |
| 8 |
| 1 |
| 8 |
| 3 |
| 8 |
| 1 |
| 8 |
| 3 |
| 8 |
| 1 |
| 4 |
| 3 |
| 8 |
| 5 |
| 8 |
| 5 |
| 8 |
| 3 |
| 8 |
| 1 |
| 8 |