三年级数学下册七《数据的整理和表示》小小鞋店课堂作业北师大版.doc

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1小小鞋店备选练习1请你模拟开一个水果店,开展“进货”调查。(1)说一说,如何进行调查?(2)同伴合作,调查班里同学最喜欢吃的水果,整理调查结果并表示出来。(3)说一说,你发现了什么?对于水果店“进货”你有什么想法?2淘气对自己班的同学最喜欢吃的几种水果做了统计,记录如下图。(1)完成统计表。(2)喜欢吃( )和( )的人一样多,喜欢吃( )的人最少。(3)如果每人只喜欢吃上面的一种水果,那么淘气的班上共有( )人。(4)喜欢吃苹果的同学比喜欢吃橘子的同学多多少人?(5)你还能提出什么问题?并解答。答案2(1)9 7 9 6 4(2)苹果葡萄 菠萝(3)35 97964=35(人)(4)96=3(个)(5)喜欢吃香蕉和葡萄的共有多少人?79=16(人)喜欢吃橘子的比喜欢吃菠萝的多多少人?64=2(人) (答案不唯一)2

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