题目内容
| ||||||||||||
| 100个 |
| 2 |
| 5 |
| 2 |
| 5 |
100
100
=40
40
．分析：有100个
相加，根据乘法的意义直接求解．
| 2 |
| 5 |
解答：解：
=
×100=40．
故答案为：
，100，40．
| ||||||||||||
| 100个 |
| 2 |
| 5 |
故答案为：
| 2 |
| 5 |
点评：本题考查了乘法的意义：乘法是求出几个相同加数和的简便运算．
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