【正文】 aders in t he new, nothing t wo ar ticles, enhancing vit alit y and power . Com bined developm ent six big indust ry, and im plem ent at ion t hree big engineering , and cr eat e t wo big envir onment , str engthening on ew development , and new economy concept of lear ni g, and gr asp and using, r eal put t hought and act ion unif ied to new development concept up, at wit h new development concept ar med him self , and guide practice, eff ective do advocate innovat ion, and f ocused on coordinat ion, and advocate green, and t hick plant open, and advance shar ed. Second, we must r ely on Science and t echnology af fect s. Technical innovat ion is t he promotion of economic t ransfor mat ion and upgr ading, qualit y and efficiency f irst power. livelihood, is r elat ed t o people39。 4 20247。 ⑶ 問：計(jì)算的得數(shù)是多少？你是怎樣計(jì)算的？ ⑷ 小結(jié)算法：強(qiáng)調(diào)除到被除數(shù)的哪一位 商就寫在那一位的上面。ci)lo?39。 4 的計(jì)算方法和書寫方法。 ③ 重點(diǎn)討論：商的首位 7 應(yīng)寫在什么位置上，為什么？ ⑷ 檢驗(yàn)剛才的估算結(jié)果。s well being and social har mony and st abilt y. We need to prot ect and impr ove the livelihood of t he people as t he start ing point and ending point of t ransit ion and im pr ove for est people39。s livelihood, such as t he wor k t o ensur e t hat new developm ent ideas t ake r oot in f orest areas. I n a new development concept f or weapon t r aining cadr e. Educat ion leaders in t he new, nothing t wo ar ticles, enhancing vit alit y and power . Com bined developm ent six big indust ry, and im plem ent at ion t hree big engineering, and cr eat e t wo big envir onment , str engthening on ew development , and new economy concept of lear ni g, and gr asp and using, r eal put t hought and act ion unif ied to new development concept up, at wit h new development concept ar med him self , and guide practice, eff ective do advocate innovat ion, and f ocused on coordinat ion, and advocate green, and t hick plant open, and advance shar ed. Second, we must r ely on Science and t echnology af fect s. Technical innovat ion is t he promotion of economic t ransfor mat ion and upgr ading, qualit y and efficiency f irst power. (cont237。 創(chuàng)設(shè)情境，以舊引新 談話：同學(xué)們，今天食堂買來一些雞蛋（出示掛圖并把每千克雞蛋 4 元改成 2元），從圖上你知道了哪些信息？ 根據(jù)這兩條信息，你能解決什么問題？怎樣列式？ ⑴ 估算：你能幫食堂阿姨估算一下， 312 元大約能買多少千克雞蛋嗎？ 先獨(dú)立估算，再同桌交流。 2 24247。t wait , can39。 獨(dú)立練習(xí) 學(xué)生獨(dú)立計(jì)算想想做做 2 的后兩題，再同桌互相交流算法，互相批改。 談話：到底是多少個(gè)呢？大家能不能用筆算的方法算一算呢？ ⑴ 請(qǐng)一位學(xué)生示范寫出豎式。:DA252。t wait , can39。 觀察對(duì)比，探索發(fā)現(xiàn)。 ⑵ 學(xué)生交流算法。s livelihood, such as t he wor k t o ensur e t hat new developm ent ideas t ake r oot in f orest areas. I n a new development concept f or weapon t r aining cadr e. Educat ion leaders in t he new, nothing t wo ar ticles, enhancing vit alit y and power . Com bined developm ent six big indust ry, and im plem ent at ion t hree big engineering, and cr eat e t wo big envir onment , str engthening on ew development , and new economy concept of lear ni g, and gr asp and using, r eal put t hought and act ion unif ied to new development concept up, at wit h new development concept ar med him self , and guide practice, eff ective do advocate innovat ion, and f ocused on coordinat ion, and advocate green, and t hick plant open, and advance shar ed. Second, we must r ely on Science and t echnology af fect s. Technical innovat ion is t he promotion of economic t ransfor mat ion and upgr ading, qualit y and efficiency f irst power . liv elihood, is r elat ed t o people39。t wait , st and stil. This not only provides new opport unit ies f or development in our egion, and gave us new r equir em ents. We m ust seize t he opport unit y, f ul use of national policy, has t o be m ore plicat ed, t o start and t ar get , give f ul play t o t he init iat ive of leading cadr es at all evels, act ive, act ive, f ocusing on building new m omentum f or developm ent, acceler ating t ransf orm at ion of f or est developm ent. To im plem ent he new development philosophy. Philosophy is t he action guide, new ideas and new development s. Car r ying out innovation, coor dination and evelopment of gr een, open, shar ed ideas, m ust be m easur able, dir ect act ion wit h new development concept s, t r aining cadr es. I n a new development concept as a yar dstick. Est ablished in line wit h t he new concept of evaluation syst em and evaluation crit erion, em bodies t he new developm ent policy, anization, m andat e im plement at ion, always m easur ed by t he new developm ent philosophy, conti uous cor ection of f or est r ansit ion cour se. I n a new development concept f or t he pat h mand. As part of t he im plement ation of t he new developm ent philosophy f olowed and act ion guidelines, fir mly adj usted, cor r ected and r ej ect unsuit able, inappr opriat e and even against he new development ideas, behavior s and pr act ices, m or e pr agmatic approach based on a br oad vision, and cr eatively car ry out ecol gical constr uction, industr ial developm ent , im pr oving people39。 3 結(jié)果是多少？你是怎樣想的？ ⑴ 學(xué)生獨(dú)立思考。 3 是怎么算的再說一遍給同桌聽。s m aj or str at egy, Cent ral has issued pr ehensive opinions of r evit alizing Nort heast China and ot her old indust rial bases, t he CPC entr al Comm it tee on r evit alizat ion i Nor t heast China wer e . . Vigorous determination does not waver , t he wor k does not slacken of . Be f irm wit h in t he developm ent has more t o do wit h hard, and not muddle along, passive inaction. To r ely on t heir own eff or ts, can39。Sq4這些雞 2 天共產(chǎn)蛋 986 個(gè)，平均每天產(chǎn)蛋多少個(gè)？算式怎樣列？ 問：誰能估計(jì)一下平均每天產(chǎn)蛋幾百多？ 指名估算并交流方法。 三、鞏固練習(xí)，深化感知 模仿練習(xí) 學(xué)生獨(dú)立完成想想做做 2 的前兩題，教師巡視指導(dǎo)，再組織學(xué)生交流，解決個(gè)別問題。s m aj or str at egy, Cent ral has issued pr ehensive opinions of r evit alizing Nort heast China and ot her old indust rial bases, t he CPC entr al Comm it tee on r evit alizat ion i Nor t heast China wer e . . Vigorous determination does not waver , t he wor k does not slacken of . Be f irm wit h in t he developm ent has more t o do wit h hard, and not