问题 填空题

分母是9的最大真分数与最小假分数的和是______.

答案

分母是9.小于9的数中8是最大的.所以分母是9的最大真分数是

8
9

大于等于9的数中9是最小的,所以分母是9的最小假分数是

9
9

8
9
+
9
9
=
17
9

故答案为:

17
9

开放性试题

2010年国际禁毒日主题是:依法禁毒,构建和谐。“一杆烟枪,不见枪声震天,打得妻离子散;半片锡纸,不见火光冲天,烧尽财产家园”。这深刻地描述出毒品的危害。为迎接2011年6月26日国际禁毒日,某班组织同学设计一张手抄报,参加学校的评比,现请你参与。

(1)请你设计一个手抄报的报名。

                                                                                                                                                                

(2)请你设计手抄报的主要栏目。(至少三个。)

                                                                                                                                                             

(3)请你为手抄报写一段编者按。

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                              

                                                                                                                                                             

问答题 简答题