根据教材特点和认知规律引导学生主动获取知识——义务教育

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1、义务教育根据教材特点和认知规律引导学生主动获取知识Youcan，tholdyourknowledgefirmly.Thestudyofmodernpsychologyshowsthatthecognitiveruleofstudentsistheconceptofoperationperceptionandtheconceptofsymbo1.Accordingtothislaw,theteachingmaterialisveryimportanttounderstandthefunctionofoperationinunderstand

2、ing・Soifyoulookatthedirectviewof203,32bundlesis6bundles,andyouthink:2tenstimes3is6tensor60;Oraluseofpictorialdiagramandoperationto123studentsinphysicaloperationintuitivefeelthewholedozenandsingledigitadditiverespectively,namelythefirst2,3and103tounderstandwhythetwopartspr

3、oductadditive,inordertohighlighttheworkprincipleofunderstanding,theemphasesanddifficultiesthatcontent,teachingmaterialhasapictorialdiagram,calculaterequiresunderstandingintheoperationofthevisualpresentation.We，vegotatasteforactioninthetria1.Thewaywedothisistodowhatwedotos

4、aythatthethreeofthemworkcloselytogethertomakethestudentsposeforthemselves,think,understand,andfullydescribetheoperationprocess・Theoperationalsoshowsanumberofmultidigitprinciplemultiplicationdistributiveproperty・342=(30+4)=302+42=60+8=68,butthestudentdidn，tlearnthedistribu

5、tiveproperty.SoAIDS,demonstrationstudyfullyreflecttheoperationrespectivelyhowmanyten,howmany1,namelytoseparatedifferentcountingunittoevaluate,finallyputtwoproductadditive,theverticalcalculationistheoperatingprocesssimplifywriting.Werealize:atthetrialteachingcannotgothroug

6、hthemotions,notonce,twice,tounderstandcalculateoperationasanindependentteachingmanagement,andisinnohurrytoformula・Onlyinthiswaycanthestudentsbeimpressed・Three,moveandsoon,developthestudent'sthinkingability・Payattentiontothecultivationofstudents，mobilityandtheirabilitytodo

7、so.Thecurrentteachingmaterialofmanualcomputationmethodisfirstsingledigitsbydoubledigits(notcarryandcarry)totelladigitbythreeorfourdigits,andthecompulsoryteachingmaterialarrangementisadigitbytwo,three,fourdigitstogetherspeak(learnnotcarrybeforeyoucarry),suchtreatment,altho

8、ughthemultiplicanddigits,butcalculatetheory,algorithm,canguidethestudenttothemigrationandsoon.In