工作就用美篇工作版","guide_search_desc":"海量模板范文,一键做同款 工作就用美篇工作版","img_beautify_switch":0,"ad_free":0,"text_direction":1,"template":{"id":74,"series_id":7,"theme_id":7},"container":{},"redirect":{"redirect_type":1,"img_url":false,"link_url":"/wap/downloadpage/backpage","button_bg_color":false,"button_desc":false,"redirect_desc":false},"edit_date_str":"发布于 2023-11-06","current_time":1743833849,"font_name":"","rcmd_meipian":0,"hide_article_link":0,"from_wechat":false,"topk_keywords":[{"name":"方程","score":0.508156},{"name":"解方程","score":0.459276},{"name":"教学","score":0.295619},{"name":"形如","score":0.160172},{"name":"研讨","score":0.153018},{"name":"解法","score":0.140141},{"name":"学生","score":0.135976},{"name":"学习","score":0.115333},{"name":"理解","score":0.109684},{"name":"等式","score":0.107732}],"music_name":"","origin_status":0,"password_v2":"","font_id":0,"title_style":"","rich_text_title":"","enable_download":1,"cover_thumb":"https://ss-mpvolc.meipian.me/users/71512108/552c55fc0f04924f83c2040ce5b8f174__jpg.heic","has_video":false,"gift_switch":1,"enable_watermark":1,"content":{"article_id":387306387,"content":[{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"e1cfe758acfbf214305418cb4123e29f"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"
为贯彻新课标“以学生发展为本”的核心理念,转变学生学习方式和教师教学方法,巩固学生的计算方法,探索新课堂教学模式,东路小学校五年组进行计算研讨课。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"c8e662cffbd6bc3198936de70791aec4"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"献课瞬间","text_del":0,"type":6,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"ec7c197ba90aacd81023a6efdf31fdac"},"img_del":0,"img_height":1126,"img_size":105,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/e663f2507fdb17855a0cc0493dbb6ae0__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvZTY2M2YyNTA3ZmRiMTc4NTVhMGNjMDQ5M2RiYjZhZTBfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"1978c9d3700d5c205b85300e4835cf06"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"吕明泽计算研讨课——《解方程例1》
【教学目标】
1.理解“方程的解”与“解方程”的含义。
2.会理解形如a±x =b的方程原理,会检验方程的解。
【教学重点】理解“方程的解”与“解方程”的含义。
【教学难点】 理解形如a±x =b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"c90d0ab29f8c5e230cdb686f1b7ab80a"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"学生已经学习过等式的基本性质,本节课要利用等式的基本性质探索解方程的方法,同时引导学生明确“方程的解”与“解方程”两个概念,另外还要让学生学会如何检验方程,为后面解方程标准格式打下良好的基础。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"1f5f55e72470d5213a11b42f2c727bd2"},"img_del":0,"img_height":1126,"img_size":99,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/0d07906f3394684d9e76591184430809__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvMGQwNzkwNmYzMzk0Njg0ZDllNzY1OTExODQ0MzA4MDlfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"fe86f636cb1eaefb53896cb3ecc4ea5f"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"张丹计算研讨课——《解方程例2》
【教学目标】
1.掌握ax=b的方程的解法。
2.能把ax =b转化为xb=a,并探究方程的解法。
【教学重点】会解形如ax=b。
【教学难点】 理解形如ax=b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"ed98173053de65dc659c2e3226568ee8"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"运用等式的基本性质【2】来计算形如ax=b的方程的解,让学生明确要想使方程左右两边相等,就要同时乘或除以一个不为0的数,使方程的左边保留未知数x,方程的右边便是解。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"ab8cefff0bd81b9a69a15c6d46320b37"},"img_del":0,"img_height":1126,"img_size":93,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/7a8b487c397839de8459c60d7558218f__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvN2E4YjQ4N2MzOTc4MzlkZTg0NTljNjBkNzU1ODIxOGZfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"dc3dc77285288bba0a2033de723b51c5"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"王洪波计算研讨课——《解方程例3》
【教学目标】
1.掌握a-x=b的方程的解法。
2.能把a-x=b转化,并探究方程的解法。
【教学重点】会解形如a±x=b的方程。
【教学难点】 理解形如a±x=b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"647140de7bdfbda8fdb4114a730d0ee0"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"对于这类“a-x=b”“a÷x=b”特殊的方程,我们这样解读,记住一点:“-x”“÷x”是伪装过的未知数,不是我们的解救对象,而我们要解救的是真正的“x”,所以在解的时候,需要先把伪装过的“-x”“÷x”给消灭掉(通过+x,× x抵消),得到真正的未知数“x”,再需要两次运用等式的性质解方程。然后也总结出了“特殊方程别犯难,减去除以未知数,加上乘上变一般。”之后要进行检验。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"eb6699ba47fd261ed36c5b9687c27106"},"img_del":0,"img_height":1126,"img_size":88,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/5f5fb4e6b26990d165d413b66b914eaa__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvNWY1ZmI0ZTZiMjY5OTBkMTY1ZDQxM2I2NmI5MTRlYWFfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"b60488a482a7b1a0f805e4fd45316c8d"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"李瑶计算研讨课——《解方程例4》
【教学目标】
1.掌握形如ax+b=c,ax-b=c的方程的解法。
2.积累解方程的经验,体会化归思想。
【教学重点】理解在解方程过程中,把一个式子看作一个整体。
【教学难点】 理解形如ax±b=c类型方程的解法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"4f632ebbecb25d4a319beda74b9a2566"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"稍复杂的方程是在学生学习了方程的意义、方程的解、解方程、解简单方程的基础上,进行学习的。它担负着教学列方程和解方程的双重任务。学会用方程解决问题能够让学生在解决问题的时候摆脱算术思维方法中的某些局限性,尤其是逆向思维的解决问题。这样可以降低学生学习的难度。也是为学生进一步学习代数知识做好认识的准备和铺垫。如果说用字母表示数是学习方程的基础,方程的意义是学习解方程的基础,那稍复杂的方程则是解方程的发展,学会利用等式的性质,解ax±b=c类型的方程。学会把ax看成一个整体,是解此类方程的关键。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"b16ef4ce5822640d7f37eba55cc11ee4"},"img_del":0,"img_height":600,"img_size":39,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/d2fe02080d108a921e296e69349f7ea1__jpg.heic","img_width":800,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvZDJmZTAyMDgwZDEwOGE5MjFlMjk2ZTY5MzQ5ZjdlYTFfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"cae8fe3ad538d7d02d5c680787ff05f0"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"姜倩计算研讨课——《解方程例5》
【教学目标】
1.掌握形如a(x+b)=c或a(x-b)=c的方程的解法。
2.积累解方程的经验,培养规划书写、自觉检验的好习惯。
【教学重点】理解在解方程过程中,把小括号看作一个整体。
【教学难点】 理解形如a(x+b)=c 或a(x-b)=c类型方程的解法。
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【教学目标】
1.理解“方程的解”与“解方程”的含义。
2.会理解形如a±x =b的方程原理,会检验方程的解。
【教学重点】理解“方程的解”与“解方程”的含义。
【教学难点】 理解形如a±x =b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"c90d0ab29f8c5e230cdb686f1b7ab80a"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"学生已经学习过等式的基本性质,本节课要利用等式的基本性质探索解方程的方法,同时引导学生明确“方程的解”与“解方程”两个概念,另外还要让学生学会如何检验方程,为后面解方程标准格式打下良好的基础。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"1f5f55e72470d5213a11b42f2c727bd2"},"img_del":0,"img_height":1126,"img_size":99,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/0d07906f3394684d9e76591184430809__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvMGQwNzkwNmYzMzk0Njg0ZDllNzY1OTExODQ0MzA4MDlfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"fe86f636cb1eaefb53896cb3ecc4ea5f"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"张丹计算研讨课——《解方程例2》
【教学目标】
1.掌握ax=b的方程的解法。
2.能把ax =b转化为xb=a,并探究方程的解法。
【教学重点】会解形如ax=b。
【教学难点】 理解形如ax=b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"ed98173053de65dc659c2e3226568ee8"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"运用等式的基本性质【2】来计算形如ax=b的方程的解,让学生明确要想使方程左右两边相等,就要同时乘或除以一个不为0的数,使方程的左边保留未知数x,方程的右边便是解。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"ab8cefff0bd81b9a69a15c6d46320b37"},"img_del":0,"img_height":1126,"img_size":93,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/7a8b487c397839de8459c60d7558218f__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvN2E4YjQ4N2MzOTc4MzlkZTg0NTljNjBkNzU1ODIxOGZfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"dc3dc77285288bba0a2033de723b51c5"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"王洪波计算研讨课——《解方程例3》
【教学目标】
1.掌握a-x=b的方程的解法。
2.能把a-x=b转化,并探究方程的解法。
【教学重点】会解形如a±x=b的方程。
【教学难点】 理解形如a±x=b的方程原理,掌握正确的解方程格式及检验方法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"647140de7bdfbda8fdb4114a730d0ee0"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"对于这类“a-x=b”“a÷x=b”特殊的方程,我们这样解读,记住一点:“-x”“÷x”是伪装过的未知数,不是我们的解救对象,而我们要解救的是真正的“x”,所以在解的时候,需要先把伪装过的“-x”“÷x”给消灭掉(通过+x,× x抵消),得到真正的未知数“x”,再需要两次运用等式的性质解方程。然后也总结出了“特殊方程别犯难,减去除以未知数,加上乘上变一般。”之后要进行检验。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"eb6699ba47fd261ed36c5b9687c27106"},"img_del":0,"img_height":1126,"img_size":88,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/5f5fb4e6b26990d165d413b66b914eaa__jpg.heic","img_width":1500,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvNWY1ZmI0ZTZiMjY5OTBkMTY1ZDQxM2I2NmI5MTRlYWFfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"b60488a482a7b1a0f805e4fd45316c8d"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"李瑶计算研讨课——《解方程例4》
【教学目标】
1.掌握形如ax+b=c,ax-b=c的方程的解法。
2.积累解方程的经验,体会化归思想。
【教学重点】理解在解方程过程中,把一个式子看作一个整体。
【教学难点】 理解形如ax±b=c类型方程的解法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"4f632ebbecb25d4a319beda74b9a2566"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"稍复杂的方程是在学生学习了方程的意义、方程的解、解方程、解简单方程的基础上,进行学习的。它担负着教学列方程和解方程的双重任务。学会用方程解决问题能够让学生在解决问题的时候摆脱算术思维方法中的某些局限性,尤其是逆向思维的解决问题。这样可以降低学生学习的难度。也是为学生进一步学习代数知识做好认识的准备和铺垫。如果说用字母表示数是学习方程的基础,方程的意义是学习解方程的基础,那稍复杂的方程则是解方程的发展,学会利用等式的性质,解ax±b=c类型的方程。学会把ax看成一个整体,是解此类方程的关键。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"b16ef4ce5822640d7f37eba55cc11ee4"},"img_del":0,"img_height":600,"img_size":39,"img_url":"https://ss-mpvolc.meipian.me/users/71512108/d2fe02080d108a921e296e69349f7ea1__jpg.heic","img_width":800,"is_origin":false,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzE1MTIxMDgvZDJmZTAyMDgwZDEwOGE5MjFlMjk2ZTY5MzQ5ZjdlYTFfX2pwZy5oZWlj/nickname/5Lic6Lev5bCP5a2m/userid/NzE1MTIxMDg=/sign/acb96c836cfdc6196420c54ce939bd96"},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"cae8fe3ad538d7d02d5c680787ff05f0"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"姜倩计算研讨课——《解方程例5》
【教学目标】
1.掌握形如a(x+b)=c或a(x-b)=c的方程的解法。
2.积累解方程的经验,培养规划书写、自觉检验的好习惯。
【教学重点】理解在解方程过程中,把小括号看作一个整体。
【教学难点】 理解形如a(x+b)=c 或a(x-b)=c类型方程的解法。
","text_del":0,"type":1,"video_del":0,"video_thumbnail_del":0,"vote_del":0},{"audio_del":0,"audio_music_id":0,"ext":{"unique_id":"4e3a704311db8b7483ff0e8fe19c206d"},"img_del":0,"location_del":0,"sectionPublished":false,"sell_del":0,"source":0,"text":"在学习稍复杂的方程例5之前,学生已认识字母表示数的意义作用,并初步了解方程的意义和等式的基本性质,已经知识把含有字母的式子看成一个整体,并能运用它解简易方程。或是运用乘法分配律,将括号展开。以便求未知数x,本课时是对前面知识的提高深化,要把小括号内的式子也看成一个整体,这也是列方程、解方程内容的深化,是本单元的学习重点,也是难点。
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