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2023年3月18日,我们第四实验小学一行4人在万德梅主任的带领下到临沂四十中参加了“和美课堂”第十九届全国小学数学名师高质量教学观摩研讨会,再一次走近名师,观摩他们课堂教学。从他们的课堂和报告中,让我们对教学有了更深的认识 。
","type":1},{"audio_music_id":0,"ext":{"unique_id":"d30533c9869731f2a8fe2ab2e4f7884e"},"img_height":1126,"img_size":126,"img_url":"https://ss-mpvolc.meipian.me/users/51366183/ea39a51802f9eecda91d2656c59e2747__jpg.heic","img_width":1500,"is_origin":false,"sectionPublished":false,"source":0,"text":"“课堂教学,需要预设,但不可能完全预设。”贲友林老师的课真实呈现,今天贲老师教学《比的认识》,上课伊始,学生交流收集到的生活中的比,并用自己的话解释这些比。
","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTEzNjYxODMvZWEzOWE1MTgwMmY5ZWVjZGE5MWQyNjU2YzU5ZTI3NDdfX2pwZy5oZWlj/nickname/54Sm/userid/NTEzNjYxODM=/sign/e31ba8c6c3ca1d564e0e9169e25c9ed0"},{"audio_music_id":0,"ext":{"unique_id":"a87ac3263a3c83427936bf75988803b5"},"img_height":1126,"img_size":114,"img_url":"https://ss-mpvolc.meipian.me/users/51366183/85b2e0f04372094dfa85a01633eb0445__jpg.heic","img_width":1500,"is_origin":false,"sectionPublished":false,"source":0,"text":"紧接着让学生把这些比进行分类,在分类过程中,再次认识这些比的意义,知道比有倍数关系和相差关系。并在这一过程中引导学生说清楚谁和谁的比,,进而又把比分成同类量的比和不同类量的比,知道不同类量的比表示对应关系,使学生对比有了更新的认识。
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","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTEzNjYxODMvMTFhZGUwOWI4YmVkMDMxODk3MDllMWEzODZiNzBlZDJfX2pwZy5oZWlj/nickname/54Sm/userid/NTEzNjYxODM=/sign/e31ba8c6c3ca1d564e0e9169e25c9ed0"},{"audio_music_id":0,"ext":{"unique_id":"5637056695875511f8d2b71fdc3eb684"},"img_height":1126,"img_size":158,"img_url":"https://ss-mpvolc.meipian.me/users/51366183/1855f1e0ca7c5f37795adcb84eb144ca__jpg.heic","img_width":1500,"is_origin":false,"sectionPublished":false,"source":0,"text":"吴正宪老师的课真实细腻,今天吴老师教学的《乘法分配律》。“你知道这节课学什么内容吗?”“什么是乘法分配律?”吴老师开门见山的和学生打开话题。
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交流时,吴老师引导学生重点讨论“故事不一样,有一样的地方吗?在学生有了感觉后,让学生把这种感觉写出来。一下子氛围上来了,学生写了满满一黑板。接着对这些算式进行判定:放还是不放?进一步巩固这种感觉。
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“有感觉的人还能继续写吗?”“能写的完吗?”有没有办法用一句话或一个式子把写不完的概括出来?”接下来,让学生概括乘法分配律的内容。交流时,吴老师把学生的不同想法都投影展现出来,让学生上台解释说明自己的想法。尽管孩子们写的句子都不通顺,但吴老师还是耐心的引导他们把规律说清楚,正像吴老师说的“严格的不理解不如不严格的理解。”
注意留白,在学生写出算式(25+125)*8=25*8+125*8,追问:“你没算怎么知道他们相等的?”接着给学生留出一道(9986+19)*100=9986*100+19*100,并告诉学生一定会有不算也相等的理由,让同学们课下思考。
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","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTEzNjYxODMvMTFhZGUwOWI4YmVkMDMxODk3MDllMWEzODZiNzBlZDJfX2pwZy5oZWlj/nickname/54Sm/userid/NTEzNjYxODM=/sign/e31ba8c6c3ca1d564e0e9169e25c9ed0"},{"audio_music_id":0,"ext":{"unique_id":"5637056695875511f8d2b71fdc3eb684"},"img_height":1126,"img_size":158,"img_url":"https://ss-mpvolc.meipian.me/users/51366183/1855f1e0ca7c5f37795adcb84eb144ca__jpg.heic","img_width":1500,"is_origin":false,"sectionPublished":false,"source":0,"text":"吴正宪老师的课真实细腻,今天吴老师教学的《乘法分配律》。“你知道这节课学什么内容吗?”“什么是乘法分配律?”吴老师开门见山的和学生打开话题。
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交流时,吴老师引导学生重点讨论“故事不一样,有一样的地方吗?在学生有了感觉后,让学生把这种感觉写出来。一下子氛围上来了,学生写了满满一黑板。接着对这些算式进行判定:放还是不放?进一步巩固这种感觉。
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“有感觉的人还能继续写吗?”“能写的完吗?”有没有办法用一句话或一个式子把写不完的概括出来?”接下来,让学生概括乘法分配律的内容。交流时,吴老师把学生的不同想法都投影展现出来,让学生上台解释说明自己的想法。尽管孩子们写的句子都不通顺,但吴老师还是耐心的引导他们把规律说清楚,正像吴老师说的“严格的不理解不如不严格的理解。”
注意留白,在学生写出算式(25+125)*8=25*8+125*8,追问:“你没算怎么知道他们相等的?”接着给学生留出一道(9986+19)*100=9986*100+19*100,并告诉学生一定会有不算也相等的理由,让同学们课下思考。
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