题目内容
把
+
+
+
+
改写成乘法______.
| 4 |
| 27 |
| 5 |
| 27 |
| 7 |
| 27 |
| 8 |
| 27 |
| 11 |
| 27 |
A.
| B.35×
| C.
|
分子的平均数:
(4+5+7+8+11)÷5.
=35÷5,
=7,
+
+
+
+
就可以变成5个
相加,
所以改写成乘法是:
×5.
故选:C.
(4+5+7+8+11)÷5.
=35÷5,
=7,
| 4 |
| 27 |
| 5 |
| 27 |
| 7 |
| 27 |
| 8 |
| 27 |
| 11 |
| 27 |
| 7 |
| 27 |
所以改写成乘法是:
| 7 |
| 27 |
故选:C.
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