题目内容
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
分析：通过观察，此题可先算除法，即原式=
×（
÷
）×
，计算出结果，判断即可．
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
解答：解：
×
÷
×
=
×（
÷
）×
=
×1×
=
故答案为：×．
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
=
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
| 3 |
| 5 |
=
| 3 |
| 5 |
| 3 |
| 5 |
=
| 9 |
| 25 |
故答案为：×．
点评：此题主要考查学生对四则混合运算顺序的掌握情况．
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