2016五年级数学下册第十三周教案分析

1、精品教案设计资料2016 五年级数学下册第十三周教案分析2016 浜斿勾绾 ? 1.鏁存暟鍔犳硶鐨勮繍绠楀畾嬭繘琛岀畝绠椼?2.鍩瑰吇瀛敓璁畻鐨勭伒娲绘? ?3.?閲嶇偣闅剧偣姝 搴旂敤鍔犳硶杩愮?1.涓嬮潰鍚勯?16+25+75 215+1038+285+917 瑕佹眰瓧姣嶆 ?庢牱琛锛?a+b=b+a 鏁存暟鍔犳硶缁撳悎寰嬶細锛坅+b锛?c=a+(b+c) 2. 鎻愰棶锛氭暣鏁板姞庣閮芥槸鍦暣鏁拌寖鍥村唴锛?3.鍥炲繂瀛繃鐨勫姞娉曪紝鎯充竴鎯筹細杩欎簺杩愮畻瀹氬骞垮埌鍒嗘暟鍔犳硶銆傗?箍鍒板垎鏁板姞娉曘?1.鐮旂杩愮畻瀹氬緥瀵瑰垎鏁板姞娉曠殑閫傜敤鑼冨洿銆?鏁欏笀锛氳繖浜涜繍绠楀畾寰嬩腑锛

2、岀敤瀛楁瘝勬暟锛 ?锛堟暣鏁板拰灏忔暟锛岃繕鏈夊垎鏁帮級?锛?锛夋暀甯堝嚭绀烘暀鏉愮98椤典緥 2銆?缁勭粐瀛敓瀛範锛屽苟鐩镐簰浜祦銆傛暀甯堬細浣犲彂鐜颁簡浠 ?涔堬紵精品教案设计资料粨鍚堝緥瀵瑰垎鏁板姞娉曞悓鏍烽?傜敤銆?锛?锛夊嚭绀猴細璁畻锛 ?鈶?/6+1/12+7/12 锛涒憽 2/7+3/4+1/7+1/4 瑙傚療杩欎簺鍔犳暟锛屾敞鎰忓垎姣妸 1/12 鍜?/12 缁撳悎璧锋潵锛 ?/7 鍜?/7 缁撳悎璧锋潵锛 ?/4 鍜?/4 缁撳悎璧锋潵锛屼娇璁畻绠 ?渚匡級璇翠竴璇磋繖涓亾棰樺簲鐢簡浠?涔堣繍绠楀畾寰嬶紵锛堝姞娉曠殑浜崲寰嬪拰缁撳悎寰嬶級鈶犵嫭绔嬬粌涔犮?撳悎寰嬨? ?鈶綊绾

3、筹紝搴旂敤鍔犳硶杩愮畻瀹氬緥锛屽彲浠妸鍒嗘瘝鐩稿裤? ?2.瀹屾垚鏁欐潗绗 ?8椤碘?滃仛涓?鍋氣?濈殑绗?棰樸? ?3.瀹屾垚鏁欐潗绗?8椤碘?滃仛涓?鍋氣?濈殑绗?棰樸? ?瀛敓鏍规嵁鏁扮殑鐗圭偣锛屾璇村嚭绠 ?绠楃殑渚濇嵁銆?4.搴旂敤棰樸?锛?99椤典緥 3 銆?锛?鏁欏銆?锛?娆枬瀹屽悗锛屽枬浜 ?/21-1/2 锛夋澂锛屽姞婊按锛岀函鐗涘?/2?/2 锛屼篃灏辨槸鎶?/22?浠姐? ?鎶?/2 骞冲潎鍒嗘垚 2?/2 鍖栨垚 2/4 锛屽叾涓 ?浠藉氨鏄?/4?/41/4? ?1/2+1/4=2/4+1/4=3/4 锛堟澂锛 ?锛?13 鍛暟瀛暀妗堟澂锛屾按绗?3 鍛暟瀛暀妗堟澂銆

4、 ?锛?锛夊洖椤句笌鍙嶆?濄? ?5.瀹屾垚鏁欐潗绗 ?001015銆?銆?6.瀹屾垚鏁欐潗绗 ?018棰樸? ?3?精品教案设计资料1/n-1/n+1=1/nx(n+1) (n 鈮?)绠?1/2+1/6+1/12+1/20?7.瀹屾垚鏁欐潗绗 ?019?8.瀹屾垚鏁欐潗绗 ?0110 棰橈紝?涓夈 ?佸珐鍥虹粌涔?1.?2/3+3/10+7/10=2/3+(3/10 螣7/10) 1/6+3/5+2/5+5/6=1/6+5/6+(3/5 螣 2/5) 2.棰樸? ?3/7|8/15+4/7+7/15 3/10+1/3+1/10 5/14|3/4+9/14|1/4 1/4+7/12+3/4+5

5、/12 5/12+5/18+7/12 5/9+2/11+4/9+9/11 3.58m 锛1/10m 銆傝繖涓牴缁冲瓙涓?鍏遍暱澶氬皯绫筹紵?鏁存暟鍔犳硶鐨勪氦鎹緥锛岀粨鍚堝緥瀵瑰垎鏁板姞娉曞悓鏍烽 ?傜敤銆?绗?璇炬椂 鍒嗘暟鍔犲噺绠 ?渚胯繍绠?3/7+2/5=2/5+3/7 (2/3+1/4)+3/4=2/3+(1/4+3/4) 鏁存暟鍔犳硶鐨勪氦鎹緥锛岀粨鍚堝緥瀵瑰垎鏁板姞娉曞悓鏍烽?傜敤銆?1.澶嶄範鏃煡锛屼负鏂扮煡浣?2.嗘垚鍔熺殑鎰夋偊銆 ?笅鍐?鍒嗘暟鍔犲噺娣峰悎杩愮畻缁冧範?鏈?7 鏃?.24 绗?32 鑺?爣 1.嗚暟鍔犳硶鍚屾牱閫傜敤锛屽苟鑳界伒娲昏繍鐢姞娉曡繍绠楀畾寰嬭繘

6、琛岀畝绠椼? ?2.鍩瑰吇瀛敓璁畻鐨勭伒娲绘? ?3.?閲嶇偣闅剧偣姝 搴旂敤鍔犳硶杩愮畻瀹氬緥杩?涓? . ? 1. 鎶?2绫抽暱鐨勭怀瀛愬钩鍧囧垎鎴?娈碉精品教案设计资料? )? ),1 绫崇殑锛 ?锛夛紝5娈垫槸鍏暱鐨 ? )銆?2. ,濡傛灉鍒嗗瓙鍔犱笂1,鍒欏垎瀛愭瘮鍒嗘瘝灏 ?;濡傛灉鍒嗘瘝鍔犱笂1,鍒欏垎鏁板 ?肩瓑浜?/2,閭箞鍘熷垎鏁版槸 ( )銆?3. 1/11 鐨勫垎瀛愩 ?佸垎姣嶅悓鏃跺姞涓? )鍚?1/3銆?4.鎶?绫抽暱鐨勯搧涓濆钩鍧囧垎鎴?6锛夌背锛屾瘡娈?1绫崇殑锛 ?锛夛紝 5跨殑锛 ?锛夈? ?5.鎶婁竴鏍归暱 1.5 绫崇殑缁冲瓙瀵规姌4 娆紝閭箞瀵规姌鍚

7、庢瘡娈电怀瀛愰暱锛 ?挎槸 1 绫崇殑锛 ?锛夛紝 7?锛夈? ?浜? 绠?渚? 3/4 锛?/3 锛?/6 3 锛?/11 锛?7/11 5/8 锛?1/8+3/10) 5/7- 3/10+3/7-7/10 -+ 1/2-1/3+1/4 - 5/9+3/4-5/9 涓? . 1. 鍒嗘暟 55/64 鐨勫垎瀛愬噺鍘板寲绠?鍚庝负4/13 锛屾眰杩欎釜鏁般?2. 鐢熶骇涓 ?鎵规按娉渶瑕?5 澶畬鎴愩 ?傚钩鍧囨瘡澶敓浜繖鎵规按娉殑鍑犲垎涔嬪嚑锛?3 澶敓浜繖鎵规按娉 ?鐨勫嚑鍒嗕箣鍑狅紵3. 鏉庡彅鍙 ?灏忔椂璧 ?鍗冪背鐨勮矾锛屽绫筹紵?4. 閫氬父 43 鍗冨厠澶 姒补 32 鍗冨厠璞嗘

8、补锛岄偅涔堜竴鍗冨厠澶眴鑳芥姒竴鍗冨厠娌 ?閫氳繃缁?笅鍐?鍒嗘暟鍔犲噺娣峰悎杩愮畻缁冧範?鏈?8鏃?锛?.25 绗?33 鑺?1.閫氳繃缁冧範锛屼娇瀛敓鐔熺粌鎺屾彙鍒嗘暟鍔犲噺娣峰悎杩愮畻鐨勯 搴忓拰璁畻鏂规硶锛屼互鍙婂甫鏈夊皬?2.鍩瑰吇瀛敓杩佺?3.精品教案设计资料?閲嶇偣闅剧偣鎺屾彙鍒嗘暟鍔犲噺娣峰悎杩愮畻鐨勯搴忓拰璁畻鏂规硶銆?涓?銆佸彛绠椼 ?傜粨鏋?1/2+1/3 锛?1/2-1/4 锛?2/5-1/5 锛?4/7-1/7锛?7/8-3/8 锛?1/10+2/5 锛?5/6-2/3 锛?1/3+1/5 锛?3/8-1/4 锛?2/3+1/3锛?5/12-5/12 锛?9/10-1

9、/10 锛?1/6+1/3 锛?1/2-1/8 锛?3/8+3/8 锛?1/2-1/5锛?4/7+3/7 锛?1-7/8 锛?5/6+5/6 锛?1-5/12 锛?3/5+1/2 锛?9/10-3/10 锛?5/7-5/7锛?3/8+5/8 锛?锛?锛?/8锛?/10 锛?/4 锛?锛?锛?/24 锛?/48 锛?锛?/4 锛?1/5 锛?/2 锛?锛?8/5 锛?/3锛?9/6 锛?锛?/7 锛?/15 锛?/7 锛?/15 锛?锛?/4 锛嶏拷 v3/4 锛?/3 锟絯 锛?锛?锛?/8 锛?/8 锛?锛?.75锛?3/8 锛?5/4 锛?锛?/5 锛?/4 锛?/3 锛?0锛?/10 锛

10、?/20锛?/15 ?锛?锛?4/17 鍑忓幓 2/3 涓?/4 鐨勫拰锛屽樊鏄锛?5/4 涓?/5 鐨勫樊澶 ?.5戯紵 锛?锛?.6涓?/15 鐨勫樊姣 ?.3锛?锛?9/12 鍑忓幓 3/18 涓?/24锛?2/3 涓?/15 鐨勫拰灏?/3鍥涖?佽 鍐抽棶棰 ?1. ?/8暟鐨?/4 锛屼袱澶竴鍏卞崠鍑烘 ?绘暟鐨勫嚑鍒嗕箣鍑狅紵2 銆佸皬鑺冲仛2/51/4 灏忔椂锛屽皬鑺3掑舰涓1/3 绫炽? ?/9 绫冲拰 7/18?4涔殑 1/6?/4 銆傝繕鍓笅鍏功鐨勫嚑鍒嗕箣鍑狅紵5 銆佷竴鍫嗘矙鏈 ?/3?50鐢幓 1/5?涓?閮垎瀛?笅鍐?鍒嗘暟鍔犲噺娣峰悎杩愮畻缁冧範?鏈?9 鏃?.2

11、6 精品教案设计资料绗?34鑺?1.閫氳繃缁冧範锛屼娇瀛敓鐔熺粌鎺屾彙鍒嗘勫垎鏁板姞鍑忔贩鍚堣繍绠楃殑椤哄簭鍙婄畻娉曘?2.鍩瑰吇瀛敓杩佺 銆?3.?閲嶇偣闅剧偣鎺屾彙鍒嗘暟鍔犲噺娣峰悎杩愮畻鐨勯搴忓拰璁畻鏂规硶銆?瑕佺畝绠楋級銆 ?9/10+3/20-3/15 1-7/12+3/4 27/28+ 锛?3/14-5/7 锛?17/6-锛?/3+7/12 锛?61/4-11/2+47/6 11/6- 锛?0/3-3/2 锛?1.875+2/3 1/8+2/15+7/8 5/6+3/4-1/3 11/12- 锛?/6+1/8 锛?11-7/10-3/10 7/12-锛?/4-1/2 锛?浜屻 ?佽

12、 鏂圭銆?銆?锛?锛?x锛?/6 锛?1/6 锛?锛?.5 锛峹锛 ?/4 锛?锛?3/3 锛媥锛 ? 锛?锛?3/4 锛峹锛 ?1/8 锛?锛?x锛?/5 锛?锛?/5 ?锛?锛?/7 鍑忓幓 2/21 鐨勫樊锛屽姞涓 ?/3 涓?/7锛?锛?1/12 鍑忓幓 1/3 涓?/4锛?锛?/3 鍑忓幓 2/5 锛屽啀鍑忓幓 1/6锛岀粨鏋滄槸澶氬皯锛 ?锛?3.25 涓?9/7 鐨勫拰锛岀瓑浜?3/4锛?/4 澶?/7鍥涖 ?佽 鍐抽棶棰 ?112 鍗冪背鐢簡 15鍒嗛挓锛屼竴杈嗘懇鎵樿溅琛?2?鍒嗛挓锛屾懇鎵樿溅姣忓垎閽?2 锛庡簻娌冲寲宸巶鍗佹湀浠戒笂鍗婃湀鐑叅 73/4 ?8/5 湀鐑 3

13、涔崰 2/5 1/3 锛屽叾浣欐槸杩炵幆鐢伙紝杩炵幆鐢诲崰杩欐壒鍥句功鐨勫嚑鍒嗕箣鍑狅紵43/10 ?/5 鍗冪背锛岃繕鍓 ?/10 5 锛庡紶鏌愬湪涓?搴 崚灞变笂閫犳灄锛岃2/5 绉嶆灉鏍戯紝 1/3 绉嶆潹鏍戯紝鍏朵綑绉嶆澗鏌忥紟绉嶆澗鏌忕殑闈 ?銆?6?/5 ?/10 鍗冪背锛岃繕精品教案设计资料鍓?/5 瑙?笅鍐?鍒嗘暟鍔犲噺娣峰悎杩愮畻缁冧範?鏈?0 鏃?.27 绗?35 鑺?1.閫氳繃缁冧範锛屼娇瀛敓鐔熺粌鎺屾彙鍒嗘暟鍔?2.杩愮敤杩楄兘鍔涖? ?3.鑳界敤鍒嗘暟鍔犲噺娉曡氭暟瀛煡璇嗙殑搴旂敤浠峰?笺?姝 璁畻锛岃 ?銆?9/10+3/20-3/15 1-7/12+3/4 27/

14、28+ 锛?3/14-5/7 锛?17/6-锛?/3+7/12锛?61/4-11/2+47/6 11/6-锛?0/3-3/2 锛?1.875+2/3 1/8+2/15+7/8 5/6+3/4-1/3 11/12-锛?/6+1/8 锛?11-7/10-3/10 7/12-锛?/4-1/2 锛?鍥涖 ?佽 鏂圭銆 ?銆?锛?锛?x锛?/6 锛?1/6 锛?锛?.5 锛峹锛 ?/4 锛?锛?3/3 锛媥锛 ? 锛?锛?3/4 锛峹锛?1/8 锛?锛?x锛?/5 锛?锛?/5 锛?锛塜锛 ?/4=5/8 ?锛?锛?/7 鍑忓幓 2/21 鐨勫樊锛屽姞涓 ?/3 涓?/7锛?锛?1/12 鍑忓幓 1/3 涓?/4锛?锛?/3 鍑忓幓 2/5 锛屽啀鍑忓幓 1/6 锛岀粨鏋滄槸澶氬皯锛 ?锛?3.25涓?9/7 鐨勫拰锛岀瓑浜 ?3/4锛?/4 澶?/7 锛岃鍥涖 ?佽 鍐抽棶棰 ?112 鍗冪背鐢簡 15 鍒嗛挓锛屼竴杈嗘懇鎵樿溅琛?2?鍒嗛挓锛屾懇鎵樿?3锛庡簻娌冲寲宸巶