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小学数学新苏教版二年级上册欢乐购物街教案(2025秋)

  • 2026-03-29 12:45:59
小学数学新苏教版二年级上册欢乐购物街教案(2025秋)

欢乐购物街

【教学内容】

教材第8790页的内容。

【教学目标】

1.在具体情境中认识人民币,知道元、角、分是人民币的单位,知道1元=10 角,1角=10 分。

2.经历人民币的识别过程,体会各种人民币的币值,通过简单的模拟活动,培养简单的换钱、算钱、付钱的技能,发展多角度的思考问题的能力。

3.学生通过积极参与学习活动,参与小组的交流,体验主动学习的作用,发展主动学习、合作交流的意识;了解人民币在日常生活中的作用,形成爱护人民币的意识。

【教学重点】

在场景活动中体验人民币在实际生活中的使用,知道如何换钱、付钱、找钱。

【教学难点】

认识元、角、分之间的进率,知道1元=10 角,1角=10 分。

【教学准备】学具,闲置的文具、玩具、书籍或生活用品。

【教学过程】

一、导入新课

教师:你有过用人民币购物的经历吗?购物要用到哪些数学知识?组织一次“欢乐购物街”活动要做哪些准备?我们这节课就来探索这些问题。

(板书:欢乐购物街)

二、操作实践

1.活动一:认识人民币。

(1)教师:购物时要用人民币,你知道人民币的哪些知识?

小组交流讨论,教师总结:人民币有1元、5角、1角的……人民币分纸币和硬币。

小组合作,观察带来的人民币,相互说一说,要认识人民币需要研究哪些问题。

每个小组讨论要研究的问题,用表格记录讨论的结果,和同学交流。

(2)教师:同学们都认识人民币了吗?你们

指名说说自己的收获。教师总结大家的回答:有的同学认识了各种面额的人民币;有的同学知道了1元=10角,1角=10分;还有的同学会把整钱换成零钱。

2.活动二:筹备“欢乐购物街”。

(1)教师:筹备“欢乐购物街”活动,还要做哪些准备?

小组讨论,全班交流讨论结果。教师根据同学们的讨论情况总结:卖方要准备各种商品,买方要想好买什么、准备多少钱。还需要把课桌摆成一圈,把要卖的商品分类摆放。

教师:还要注意什么呢?

独立思考,教师指名学生回答。

(2)根据讨论的结果一起布置“欢乐购物街”。

教师总结:找出自己闲置的文具、玩具、书籍或生活用品,根据原来的价格和使用情况确定一个合理的价格,制成价格标签,大家一起来布置“欢乐购物街”吧!

3.活动三:一起来购物。

(1)欢乐购物街开业啦!选几个同学做营业员,其他同学当顾客,来模拟购物的场景。

(2)记录自己购物和售货的过程,小组内和同学交流。

教师:你在购物活动中遇到了哪些问题?是怎样解决的?

教师指名学生回答,分享自己的问题及解决办法。

(3)教师:回顾购物活动过程,你有哪些收获和体会?

小组内交流收获和体会。

4.活动四:体验生活购物。

(1)和爸爸、妈妈到附近的超市或商场去购物,记录购物过程,并和同学交流。

教师:在实际购物中,你遇到了哪些问题?

教师指名学生回答。

(2)教师:你还想了解哪些货币的知识?课后收集资料,和同学交流。

5.活动五:货币小讲堂。

(1)教师:同学们都了解到哪些货币知识?

小组内交流,教师指名学生回答。

(2)教师:把了解到的货币知识制作成展板,和其他班级同学交流。

三、课堂小结

通过这节课的探索活动,你们有什么收获呢?

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  1. CONNECT:[ UseTime:0.001097s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001676s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000767s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001598s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001409s ]
  6. SELECT * FROM `set` [ RunTime:0.000656s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001550s ]
  8. SELECT * FROM `article` WHERE `id` = 465305 LIMIT 1 [ RunTime:0.007116s ]
  9. UPDATE `article` SET `lasttime` = 1775810144 WHERE `id` = 465305 [ RunTime:0.005231s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000736s ]
  11. SELECT * FROM `article` WHERE `id` < 465305 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002066s ]
  12. SELECT * FROM `article` WHERE `id` > 465305 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002185s ]
  13. SELECT * FROM `article` WHERE `id` < 465305 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.014119s ]
  14. SELECT * FROM `article` WHERE `id` < 465305 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.025352s ]
  15. SELECT * FROM `article` WHERE `id` < 465305 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.093453s ]
0.328605s