第二課時《億以內(nèi)數(shù)的寫法》教學設計

第二課時《億以內(nèi)數(shù)的寫法》教學設計匯報人：e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0-引言教學重難點教學資源準備46教學目標教學過程教學注意事項2目錄135教學環(huán)節(jié)細化課堂小結(jié)環(huán)節(jié)810課堂互動環(huán)節(jié)教學延伸與拓展79PART1引言e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0引言今天我將為大家分享關(guān)于《億以內(nèi)數(shù)的寫法》的教學設計本節(jié)課是數(shù)與代數(shù)領(lǐng)域的重要一課，旨在幫助學生掌握億以內(nèi)數(shù)的正確寫法，為后續(xù)學習打下堅實基礎(chǔ)PART2教學目標e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學目標123知識與技能：學生能夠掌握億以內(nèi)數(shù)的寫法，理解數(shù)位概念，能正確書寫億以內(nèi)的數(shù)過程與方法：通過觀察、思考、交流等活動，培養(yǎng)學生發(fā)現(xiàn)問題、分析問題、解決問題的能力情感態(tài)度與價值觀：激發(fā)學生對數(shù)學學習的興趣，培養(yǎng)認真、細致的學習態(tài)度PART3教學重難點e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學重難點重點億以內(nèi)數(shù)的寫法數(shù)位概念的理解e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學重難點難點正確區(qū)分不同數(shù)位上的數(shù)字掌握億以內(nèi)數(shù)的正確書寫順序PART4教學過程e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學過程一、導入新課通過生活中的實例：如電話號碼、身份證號碼等，引出億以內(nèi)數(shù)的概念提出問題：引導學生思考如何正確書寫億以內(nèi)的數(shù)e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學過程二、新課講解數(shù)位概念講解介紹數(shù)位的概念：包括億位、萬位等通過實例展示不同數(shù)位上的數(shù)字及其含義億以內(nèi)數(shù)的寫法講解講解書寫順序：從高位到低位依次書寫e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學過程強調(diào)每級末尾的0不需要書寫通過實例演示正確的書寫方法易錯點提示與糾正指出學生容易出錯的地方：如混淆數(shù)位、錯寫數(shù)字等通過對比錯誤與正確寫法：加深學生印象e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學過程三、學生操作練習發(fā)放練習題：讓學生嘗試書寫億以內(nèi)的數(shù)教師巡視指導：及時糾正學生錯誤學生互相交流：分享書寫經(jīng)驗e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學過程四、課堂小結(jié)總結(jié)本節(jié)課的學習內(nèi)容：強調(diào)數(shù)位概念和億以內(nèi)數(shù)的寫法提醒學生注意易錯點：鞏固所學知識布置課后作業(yè)：讓學生進一步練習億以內(nèi)數(shù)的寫法PART5教學評價與反饋e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學評價與反饋010302通過課堂觀察和練習情況：評價學生的學習效果根據(jù)評價結(jié)果：調(diào)整教學策略和方法，為下一節(jié)課做好準備收集學生反饋：了解學生對本節(jié)課的掌握情況PART6教學資源準備e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學資源準備01教材、教案、練習題等教學資料02多媒體課件：包括數(shù)位概念講解、億以內(nèi)數(shù)寫法演示等03黑板、粉筆等教學工具PART7教學注意事項e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學注意事項強調(diào)學生的觀察與思考PART8教學環(huán)節(jié)細化e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學環(huán)節(jié)細化一、導入新課環(huán)節(jié)生活實例引入e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學環(huán)節(jié)細化二、新課講解環(huán)節(jié)數(shù)位概念講解e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0教學環(huán)節(jié)細化三、學生操作練習環(huán)節(jié)發(fā)放練習題PART9課堂互動環(huán)節(jié)e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0課堂互動環(huán)節(jié)小組討論PART10課堂小結(jié)環(huán)節(jié)e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455A109CC1C28DC9C62DFBE28C3A3F84599481FD09AA74A8C83D19AD2D36940EBFDCCF6AD71FE179DC0DF5F65BCDA8398F1B92C45C844B34579184DFC0e7d195523061f1c03a90ee8e42cb24248e56383cd534985688F9F494128731F165EE95AB4B0C0A38076AAEA07667B1565C446FC45FF01DFB0E885BCDBDF3A284F3DB14DA61DD97F0BAB2E6C668FB49319529C1455