人教版小学数学四年级上册说 教材.docx
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人教版小学数学四年级上册说 教材.docx
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人教版小学数学四年级上册说教材
人教版小学数学四年级上册说教材(ThefourthgradeprimaryschoolmathematicstextbookeditionsaidItaught)
ThefourthgradeprimaryschoolmathematicstextbookeditionsaidItaught
Respectedexperts,leaders,teachers:
Helloeveryone!
Iwillteachpeopletodayversionofthefourthgrademathematicsonmathematicscurriculumstandardsandcombiningstudyaboutmyunderstandingoftheteachingobjectives.Next,Iwillstudyfromtheinterpretationofcurriculumstandards,teachingcontentanalysis,teachingrecommendationsandevaluationofthethreeaspectsofteachingmaterials.
Lessonmark
1,learninggoals
Themathematicscourseincompulsoryeducationstageembodiesthebasic,popularityanddevelopment.Mathematicseducationforallstudents,realize:
everyonelearnvaluablemathematics;everyonegetthenecessarymathematics;differentpeopleinMathematicsindifferentdevelopment.
Throughthecompulsoryeducationstage,studentswillbepromotedinthefourdimensions:
1)knowledgeandskills:
studentsshouldmastermathematicalknowledge,includingmathematicalfacts,mathematicalactivities,experience,andbasicmathematicalthinking,methodsandnecessaryapplicationskills.Inthefourthgrade2,requiresstudentstomasterthenecessaryoperationalskills,thebasicknowledgeofgraphicsanddataprocessingskills.
2)thegoalofmathematicalthinking:
todeveloptheirexplorationandchallenge.Inthistextbook,throughanumberofmathematicalactivities,studentscanfeeltheorderlinessofmathematicalthinkingprocessandthecertaintyofmathematicalconclusion.
3)abilitytosolveproblems:
initiallylearntousemathematicalthinkingtoobserveandanalyzetherealsociety,tosolveproblemsindailylifeandothersubjects,andtoenhancetheconsciousnessofappliedmathematics.Inthistextbook,studentsareaskedtousetheircalculationsandotherknowledgetosolvereal-lifeproblems(suchastreeplanting),
4)emotionalandattitudinalgoals:
initialcreativespiritandpracticalability,whichcanbefullydevelopedintheaspectsofemotion,attitudeandgeneralability.
2,contentstandards
Weknowthatmathematicsknowledgeinprimaryschoolisarrangedinfourfields:
"numberandAlgebra","spaceandgraphics","statisticsandprobability","practiceandcomprehensiveapplication".Thisbookmainlyreflectstheteachingcontentstandardsfromthe8units.
Thefieldofnumbersandalgebraincludes:
Aunitoffouroperations:
canbeasimpleinteger,fouroperations(basedontwosteps,nomorethanthreesteps)
Threeelementoperationlawandsimplecalculation:
exploringandunderstandingthelawofoperation,applyingtheoperationlawtodosomesimplecalculation.
Fourthemeaningandnatureofdecimals:
knowingdecimalsandcomparingthem.
Sixunitadditionandsubtractionofdecimals:
asimplecalculationofdecimalnumbers.
Spaceandgraphicsdomain:
Unitfive:
understandingthecharacteristicsoftriangletriangle,knowofanytwosidesofatriangleandisgreaterthanthethirdsideandtheinterioranglesofatriangleis180degrees.
Statisticsandprobabilitydomain:
UnitSeven:
statisticalunderstandingofsinglelinegraph,throughasimpleanalysisofthedata,toenablestudentstofurtherunderstandthemeaningandroleofstatisticsinlife.
Timeandintegratedapplications:
The8elementmathematicswide-anglereflects:
studentsthroughthelifeofexamples,graduallyunderstandtheproblemoftreeplantingmethodofthinking.
Two,sayteachingmaterial
1,writingfeatures
Inthecontentarrangementandthearrangementway,thisbookteachingmaterialbesidescontinuestomanifestinthefirstsixvolumesofteachingmaterialthestyleandthecharacteristic,butalsohastheinnovation,thescience,theusabilitycharacteristic.
Innovationismainlyembodiedin
Theteachingmaterialsarewrittenintheformofpicturesandfigures,andtheselectedmaterialsarerichandappropriatetothedailylifeofthepupils.Forexample,themovementofthedecimalpoint,thetextbookselectstheanimatedfragmentsofthestudents'favoritejourneytothewest,extendingthecontentofteaching,showingtheteachingcontentofthislessonvividlyandinterestingly,greatlyenhancingtheinterestofstudentsinlearning.
Thescientificnatureismainlyembodiedin
Thearrangementofteachingmaterialsfocusesoncalculationandcultivationofsenseofnumber,strengthensunderstandingandemphasizesexploration.Forexample:
theteachingarrangementofthefouroperations,combiningtheactualmaterial,understandingtheorderofoperations,andperformingsimpleintegerfourmixedoperations,reducesthedifficultyoflearningforstudents.Intheteachingarrangementofdecimals,weshouldpayattentiontothestudents'understandingofdecimalmeanings,
Afavorabledevelopmentofstudents'senseofnumber.
Thepracticabilityismainlyembodiedin
Theteachingmaterialsinvolvethecultivationofemotion,attitudeandvaluesinteachingandstimulatestudents'interestinlearningandintrinsicmotivationbymeansofmathematicalcharmandlearningachievement.Suchas:
teachingmaterialsarrangedinthelifeofmathematics,youknow,mathematics,gamesandotherplates,sothatstudentshaveastronginterestinmathematicsitself,atthesametimeplayasubtlerole.
2,writingstyle
Weknowthatmathematicsknowledgeinprimaryschoolisarrangedinfourfields:
"numberandAlgebra","spaceandgraphics","statisticsandprobability","practiceandcomprehensiveapplication".Dispersedineightunits,eachunitisdividedintoseveralsectionsaccordingtothecontent,therearespecificcasesineachsection.Ineachcase,thefirsttopicmap:
peopleataglancetoacquireknowledge;secondly,presentsthedesignexamples,problemsofopenness,divergentthinkingofstudents.Characterdialogueprovidesdirectionforstudentstothink.Then,acomprehensiveexerciseisarrangedtoachievethepurposeofconsolidatingthelearningofnewknowledgeandtrainingnewskills.Attheendofeachunitandthelastunitofnobook,arrangementandreviewarearrangedtoachievethegoalofsortingknowledge.
3,contentstructure
Thecontentofthistextbookisstilldividedintofourmajorareas.
(1)inthefieldofnumbersandAlgebra:
-------1:
four,operations3:
operationlawsandsimplecalculations4:
themeaningandnatureofdecimals6:
decimaladditionandsubtraction
(two)inspaceandgraphics,-------5:
Triangle
(three)instatisticsandprobability,-------7:
Statistics
(four)inpracticeandcomprehensiveapplication,-------8:
Mathematicswide-anglesmallhousekeeper
Generalreview,thebookwillbeallthecontentsoftheintegration,sothatstudentsonthebasisofmasteringtheknowledgeofunitstoimprovethecomprehensiveuseofskills.
Throughoutthisbook,knowledgeofnumberandalgebraandalargerproportionofthenumber8unit4unitcoversthecontent.Contentandcontentarecloselylinkedandcloselyrelated.Theotherpiecesarerelativelyindependent.Takenumberandalgebraasanexample:
themaincontentsofknowledgeinclude:
1:
fourarithmeticoperationsatthesamelevel,includingtwolevelsofoperation,includingparenthesescalculation,andabout0ofthebudget.
3:
thelawofoperationandsimplecalculationinadditiontothelawofoperation,multiplicationlaws,andtheuseoflawsforeasycalculation.
4:
themeaningandnatureofthedecimal,read,compare,understandthedecimalnumberoflifeandtheapproximatenumberofadecimal.
6:
decimaladditionandsubtraction,decimaladditionandsubtractionmixedoperations(twosteps,notmorethanthreesteps),andcanusethelawofoperationsforthesimplecalculation.
Inthe4units,therearefouroperationsusingknowledgeoperationlaw,inthedecimalandfouroperationsandtheoperationlawofknowledge,knowledgeofseverallargemutualextension,mutualdevelopmentarecloselylinked.
Lookatthelateraltriangle,andtheinteriorspaceandgraph,thesumofdatastatisticsandprobabilityinsolving,treeplanting,squareandsoontoexplorethelawofpracticeandapplicationinnoplacecannotseethenumberandalgebracontent.Numbersandalgebracomplementeachother,whileotherpiecesofknowledgeareatestoftheirlearning.
Longitudinalanalysis
Let'stakethetriangleforexample.Inthewholesystem,wecanfindtheprogressivearrangementofknowledgearrangement.Firstofall,understandingobjectsandgraphicsfromthefirstgradestudentsinthesecondgrade,thethirdgradecanrealizeanglemeasurementofanglesanddrawatriangle,thefourthgradewiththepreviousknowledgeandunderstandingofthetriangleclassification,andthroughtheinquirylearningandtheinterioranglesofatriangleis180degreesthisknowledge,andthenextendedtothesolutionoffiveorsixgradeareathe.Thisbookhaslaidasolidfoundationforthestudyoftheknowledgesystemofmathematics,spaceandgraphicsinprimaryschool,andhasagoodconnectionforallkindsofknowledge.
Three,saysuggestions
(1)teachingsuggestions
Theteachingisbasedontwomajoraspects:
theteacher'steachingandthestudent'sstudy.
Regardlessofateacher'sexcellentteaching,orastudent'swonderfullessons,youcansetbeforeclass,classandafterclassasone.
Then,asateacher,itismainlyembodiedinthepreparation,preparation,teachingmaterials,contentandstudents.Inclass,graspingknowledge,graspingsplendid,graspinggeneration.Afterclass,youshouldreflectonitintimetomakeupforomissionsorproblems.
Asastudent,itismainlyreflectedintheautonomouslearningandpreparationbeforeclass.Activeparticipation,exploration,cooperation,communication,andfeedbackfromho
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