题目内容
5
与4
的差乘以1
,积是多少?
| 1 |
| 2 |
| 3 |
| 4 |
| 2 |
| 7 |
分析:根据题意直接列式计算即可.
解答:解:(5
-4
)×1
,
=
×
,
=
.
答:积是
.
| 1 |
| 2 |
| 3 |
| 4 |
| 2 |
| 7 |
=
| 3 |
| 4 |
| 9 |
| 7 |
=
| 27 |
| 28 |
答:积是
| 27 |
| 28 |
点评:此题考查分数的四则混合运算.
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题目内容
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| 4 |
| 2 |
| 7 |
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| 7 |
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| 9 |
| 7 |
| 27 |
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| 28 |