题目内容
| b |
| a |
| b |
| a |
| b |
| a |
| a |
| b |
| b |
| a |
| b |
| a |
分析:根据:一个非0自然数数除以它本身等于1,一个数乘它的倒数等于1,进行解答即可.
解答:解:
÷
=
×
=1(a、b都不为零);
故答案为:
,
.
| b |
| a |
| b |
| a |
| a |
| b |
| b |
| a |
故答案为:
| b |
| a |
| b |
| a |
点评:解答此题还可以根据:被除数÷商=除数,一个因数=积÷另一个因数进行解答.
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| a |
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| b |
| a |
| b |
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| a |
| b |
| a |
| a |
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| b |
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