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1、4分数乘法的简单运用（Simpleapplicationof4fractionmultiplication）Simpleapplicationof11.fractionmultiplicationBrieftipsJiangsuprimaryschoolmathematicstextbooksonthesixthgrade,forty-firstcasesofpage3and"try","practice",practiceeightitem12-17,"alittlebitofanumberofafewsimple
2、practicalproblems".Stilltodoforexamplechouhuamaterial,combinedwiththespecificsituation,guidethestudentstousethefractionalmultiplicationlearnedtosolvepracticalproblemsrelatedtotheunderstandingoftherichnumberfraction,laythefoundationforfurtherstudytoanswerpractic
3、alproblemsregardingthescoresslightlycomplex.Intheprocessofsolvingproblems,studentsfurthercultivatetheabilityofobservation,comparison,analysisandreasoning,andexperiencethefunofmathematicslearning.TeachingprocessProcess1:newknowledgeintoaProcess2:newknowledgeinto
4、bProcess3:teachingcase3AProcess4:teachingcase3BProcess5:teachingcase3CProcess6:tryaProcess7:tryBProcess8:tryCProcess9:practiceandpracticeaProcess10:practiceandpracticeBProcess11:"exerciseeight"TwelfthquestionsaProcess12:"exerciseeight"TwelfthquestionsBProcess13
5、:"exerciseeight"thirteenthquestionsaProcess14:"exerciseeight"thirteenthquestionsBProcess15:,exerciseeight,item14-16,aProcess16:,exerciseeight,item14-16,BProcess17:"exerciseeight"seventeenthquestionsaProcess18:"exerciseeight"seventeenthquestionsBProcess19:afullc
6、oursesummaryParagraph1:teachingexamples3and"try""Teacher:thesixthgradestudentstodothethreecolorsofsilkflowerforNationalDayeveningpartyofvariouskindsofflowers,flowernumbershown,pleasesee!Process1:newknowledgeintoa(look)3casesofthesixthgradestudentstodothethreeco
7、lorsofsilkflowerforNationalDayeveningpartyofvariouskindsofflowers,flowernumbershown.Teacher:pleaselookatthepicturecarefully.Canyouusethescoretodescribetherelationshipbetweenvariousquantitiesinthegraph?Groupclassmatessaysomethingtoeachother.Process2:newknowledge
8、intob1.Iftheyellowflowernumber"1"asaunit,safflowerisyellow,greenflowerisyellow();ifyouputtheredflowersasthenumberofunitsof"1",yellowisredflowers,greenflowersarered;Ifthegree
