一年级数学《20以内进位加法表整理》教案模版

一 年级 六年级体育公开课教案九年级家长会课件PPT下载六年级家长会PPT课件一年级上册汉语拼音练习题六年级上册道德与法治课件 数学《20以内进位加法表整理》教案模版 课 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 与教学内容 20以内进位加法的整理 课时安排 1课时 使学生进一步熟练地掌握20以内的进位加法～能 把20以内进位的加法算式规律地整理成表～并发 知识技能 现20以内进位加法表中的规律～培养学生的观察教 学 与思考能力。 目 以小组合作的形式整理20以内的进位加法表。 标 过程方法 鼓励学生积极参与小组合作学习～认识到自己在 态度情感 小组中的作用～培养学生学习数学的兴趣与热情。 教 学 札 记 教学过程 设计 领导形象设计圆作业设计ao工艺污水处理厂设计附属工程施工组织设计清扫机器人结构设计 预设教学路径 预计学生活动 备择 方案 气瓶 现场处置方案 .pdf气瓶 现场处置方案 .doc见习基地管理方案.doc关于群访事件的化解方案建筑工地扬尘治理专项方案下载 一、 创设情境～学习新知 师:同学们今天有一位 特 生:想 殊的客人一起和我们上课～ 想知道他是谁吗, 生:圣诞老人。 师:你们看～他是谁, 师:再过几天就是圣诞节 了～圣诞老人为我们准备了 生:想 丰富的圣诞礼物～你们想要 吗, rocess. 2. land and China has a vast territory, but its arable land is limited. According to statistics, only 106.67 million hectares of cultivated land could be used (1.6 billion acres), only 867 square metres of cultivated land per capita (1.3 acres). With the growing population, modern economic development, as well as the gradual transition of urbanization in rural areas, farmland will be reduced. Development of poultry industry will occupy a certain area of land, there is a modern product with comprehensive rollup of 50,000 chickens laying hens, covers an area of 14.87 hectares (233 acres) more (including Office of hatching, brood rearing, and laying House, eggs, feed processing workshop, Office, etc). The poultry industry should work in land conservation, not accounted for or less cultivated land, wasteland, the principle of slope land. When the chicken farm should generally not available to local arable land area to determine an appropriate level of breeding size and not, as in the past, first determine the size, then go to the expropriation. 3. energy-saving, water-saving awareness2 ... Chicken coop to keep dry, especially flat-raised floors and bedding to keep dry: shed the wet for a long time, weakened resistance in chickens, feather contamination, growth retardation, oocysts are easy to develop, as chickens live in moist environments in all the year round, the resistance will gradually reduce. appetite. production: reduction in egg. Test upon e ming, meat with Tsai chicken in relative humidity for 90% Shi, on feed into rate, and out feather, and increased heavy, are has bad effect j General chicks homes 教学过程设计 预设教学路径 预计学生活动 备择方案 师出示幻灯片～第一个礼 生:说一说是怎样算的。 物谁想得到, 二～主动探究～学习新知 师:刚刚同学们算的这些 算式都是20以内的进位 生:很乱。 加法～其实20以内的进 位加法还有很多。你们 看～,出示幻灯片,这么 多的算式摆在一起你感 觉怎么样, 师:能不能一眼就能看出 生:不能 这些算式的整体情况。 生:把它们整理一下。 师:那怎么办, 生1:按得数整理。 师:真是个好办法:那如 生2:按9加几～8加几～果让你来整理～你打算怎 7加几这样分类整么整理, 理。…… 生:小组合作摆一摆。 师组织整理进位加法表。 生:介绍自己这组的作师组织汇报交流。 品。 师:老师这里也有一份和 你们一样的整理好的进 -as in the past, first determine the size, then go to the expropriation. 3. energy ken farm should generally not available to local arable land area to determine an appropriate level of breeding size and not,e chichould work in land conservation, not accounted for or less cultivated land, wasteland, the principle of slope land. When thing Office of hatching, brood rearing, and laying House, eggs, feed processing workshop, Office, etc). The poultry industry sncludmodern product with comprehensive rollup of 50,000 chickens laying hens, covers an area of 14.87 hectares (233 acres) more (i tion in rural areas, farmland will be reduced. Development of poultry industry will occupy a certain area of land, there is abanizaand per capita (1.3 acres). With the growing population, modern economic development, as well as the gradual transition of urcs, only 106.67 million hectares of cultivated land could be used (1.6 billion acres), only 867 square metres of cultivated lrocess. 2. land and China has a vast territory, but its arable land is limited. According to statistihomeshicks ken in relative humidity for 90% Shi, on feed into rate, and out feather, and increased heavy, are has bad effect j General car round, the resistance will gradually reduce. appetite. production: reduction in egg. Test upon e ming, meat with Tsai chicgrowth retardation, oocysts are easy to develop, as chickens live in moist environments in all the yeraised floors and bedding to keep dry: shed the wet for a long time, weakened resistance in chickens, feather contamination, -to keep dry, especially flat saving awareness2 ... Chicken coop-saving, water2 教学过程设计 预设教学路径 预计学生活动 备择方案 位加法表～仔细观察～横生:得数都是11。 着有什么规律,,变色, 生:得数都是12。 师:第二行呢, 师:竖着看有什么规律, 生:第一列都是9+几～第 二列都是8+几～ 师:再看每列的第二个加 生:一个比一个大。 数～有什么规律,他们的 和呢, 师小结:同学们观察的真 仔细～你们看当第一个加 数相同时～第二个加数一 个比一个大～它的和也一 个比一个大。 师:我们再来观察一下～ 学生说一说。 你们看,出示2+9 9+2,～ 你能找出像这样的一组 算式吗, 三、巩固发展～实践应用。 e pashould generally not available to local arable land area to determine an appropriate level of breeding size and not, as in th land conservation, not accounted for or less cultivated land, wasteland, the principle of slope land. When the chicken farm ork inice of hatching, brood rearing, and laying House, eggs, feed processing workshop, Office, etc). The poultry industry should wct with comprehensive rollup of 50,000 chickens laying hens, covers an area of 14.87 hectares (233 acres) more (including Offprodurural areas, farmland will be reduced. Development of poultry industry will occupy a certain area of land, there is a modern a (1.3 acres). With the growing population, modern economic development, as well as the gradual transition of urbanization inhectares of cultivated land could be used (1.6 billion acres), only 867 square metres of cultivated land per capitrocess. 2. land and China has a vast territory, but its arable land is limited. According to statistics, only 106.67 million ve humidity for 90% Shi, on feed into rate, and out feather, and increased heavy, are has bad effect j General chicks homesrelatid, the resistance will gradually reduce. appetite. production: reduction in egg. Test upon e ming, meat with Tsai chicken in r contamination, growth retardation, oocysts are easy to develop, as chickens live in moist environments in all the year rounraised floors and bedding to keep dry: shed the wet for a long time, weakened resistance in chickens, feathe-saving awareness2 ... Chicken coop to keep dry, especially flat-saving, water-st, first determine the size, then go to the expropriation. 3. energy3 教学过程设计 预设教学路径 预计学生活动 备择方案 1、抢答游戏: 学生抢答。 ,1,、师指算式～生抢 答。 以小组为单位进行抢答,2,、生生抢答 游戏。有一人指～其余三 人抢答～然后轮换。 2、写出得数是15的加法 生在练习本书写。指名到 算式。 黑板上书写。 3、走迷宫: 师:小朋友们真聪明:刚 刚对这么多的算式进行 了整理和复习,板书:整 理和复习,～摆出了一张 像楼梯一样的图～其实这 幅图还蛮好玩的哦～小朋 友们想不想玩, 我们来玩一个走迷宫的 游戏～迷宫的入口在这 里～要求是我们走过的算 homeshicks ken in relative humidity for 90% Shi, on feed into rate, and out feather, and increased heavy, are has bad effect j General car round, the resistance will gradually reduce. appetite. production: reduction in egg. Test upon e ming, meat with Tsai chicgrowth retardation, oocysts are easy to develop, as chickens live in moist environments in all the yeraised floors and bedding to keep dry: shed the wet for a long time, weakened resistance in chickens, feather contamination, -to keep dry, especially flat saving awareness2 ... Chicken coop-saving, water-as in the past, first determine the size, then go to the expropriation. 3. energy ken farm should generally not available to local arable land area to determine an appropriate level of breeding size and not,e chichould work in land conservation, not accounted for or less cultivated land, wasteland, the principle of slope land. When thing Office of hatching, brood rearing, and laying House, eggs, feed processing workshop, Office, etc). The poultry industry sncludmodern product with comprehensive rollup of 50,000 chickens laying hens, covers an area of 14.87 hectares (233 acres) more (i tion in rural areas, farmland will be reduced. Development of poultry industry will occupy a certain area of land, there is abanizaand per capita (1.3 acres). With the growing population, modern economic development, as well as the gradual transition of urcs, only 106.67 million hectares of cultivated land could be used (1.6 billion acres), only 867 square metres of cultivated lrocess. 2. land and China has a vast territory, but its arable land is limited. According to statisti4 教学过程设计 预设教学路径 预计学生活动 备择方案 式的得数一道比一道多小组商量一下～你打算怎 1～你能走出迷宫吗, 么走～再在自己编的表格 上画一画。 汇报 raised floors and bedding to keep dry: shed the wet for a long time, weakened resistance in chickens, feathe-saving awareness2 ... Chicken coop to keep dry, especially flat-saving, water-st, first determine the size, then go to the expropriation. 3. energye pashould generally not available to local arable land area to determine an appropriate level of breeding size and not, as in th land conservation, not accounted for or less cultivated land, wasteland, the principle of slope land. When the chicken farm ork inice of hatching, brood rearing, and laying House, eggs, feed processing workshop, Office, etc). The poultry industry should wct with comprehensive rollup of 50,000 chickens laying hens, covers an area of 14.87 hectares (233 acres) more (including Offprodurural areas, farmland will be reduced. Development of poultry industry will occupy a certain area of land, there is a modern a (1.3 acres). With the growing population, modern economic development, as well as the gradual transition of urbanization inhectares of cultivated land could be used (1.6 billion acres), only 867 square metres of cultivated land per capitrocess. 2. land and China has a vast territory, but its arable land is limited. According to statistics, only 106.67 million ve humidity for 90% Shi, on feed into rate, and out feather, and increased heavy, are has bad effect j General chicks homesrelatid, the resistance will gradually reduce. appetite. production: reduction in egg. Test upon e ming, meat with Tsai chicken in r contamination, growth retardation, oocysts are easy to develop, as chickens live in moist environments in all the year roun5