题目内容
| 5 |
| 6 |
| 7 |
| 24 |
| ( ) |
| 24 |
| ( ) |
| 24 |
| ( ) |
| 8 |
分析:根据异分母分数的加法计算方法进行解答即可.
解答:解:
+
=
+
=
.
| 5 |
| 6 |
| 7 |
| 24 |
| 20 |
| 24 |
| 7 |
| 24 |
| 9 |
| 8 |
点评:异分母分数相加,先通分,然后再按照同分母分数加法的计算方法进行计算即可.
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| 5 |
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| 7 |
| 24 |
| ( ) |
| 24 |
| ( ) |
| 24 |
| ( ) |
| 8 |
| 5 |
| 6 |
| 7 |
| 24 |
| 20 |
| 24 |
| 7 |
| 24 |
| 9 |
| 8 |