英国三年级【K3】Maths-04.Addingandsubtracting3digitnumbers

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返回课程 英国三年级【K3】Maths04.Addingandsubtracting3digitnumbers

目录
问答
笔记

 01.Reviewstrategiesforaddingandsubtractingacross10

0:0 免费01.Add3numberstogetherusingdoub ...

0:0 免费02.Add3numberstogetherindiffere ...

0:0 免费03.Numberscanbeaddedinanyorder

0:0 免费04.Addthreeaddendsbyfindingpair ...

0:0 免费05.Addthreeaddendsefficientlyus ...

0:0 免费06.Additionbybridgingthrough10

0:0 免费07.Subtractingsmallnumbers

0:0 免费08.Subtractingtoandfrom10

0:0 免费09.Subtractingnumbersthatbridge ...

0:0 免费10.Solvingproblemsinvolvingaddi ...

 02.Securingplacevalueto100andapplyingtoadditionandsubtraction

0:0 免费01.Compositionof100in10sand1s

0:0 免费02.Compositionof100in50s,25sand ...

0:0 免费03.Multiplesof10thattotal100

0:0 免费04.Useknownfactstofindpairsofnu ...

0:0 免费05.Useknownfactstofindcomplemen ...

0:0 免费06.Represent3-digitmultiplesof1 ...

0:0 免费07.Useplacevalueknowledgetowrit ...

0:0 免费08.Bridge100byaddinginmultiples ...

0:0 免费09.Bridge100bysubtractinginmult ...

0:0 免费10.Solveproblemsusingknowledgeo ...

 03.Bridging100countingonandbackin10s,addingsubtractingmultiplesof10

0:0 免费01.Countacrossandonfrom100

0:0 免费02.Representa3-digitnumberupto1 ...

0:0 免费03.Bridge100byaddingorsubtracti ...

0:0 免费04.Find10moreor10lessthanagiven ...

0:0 免费05.Crossthehundredsboundarywhen ...

 04.Measuringlengthandrecordingintables

0:0 免费01.Estimateinmetresanddescribea ...

0:0 免费02.Measurelengthandheightfromze ...

0:0 免费03.Convertingbetweenmetresandce ...

0:0 免费04.Millimetresasaunitofmeasurea ...

0:0 免费05.Measuringlengthandheightusin ...

0:0 免费06.Convertingbetweencentimetres ...

0:0 免费07.Estimateandmeasurelengthsand ...

0:0 免费08.Usinggraphstorepresentlength ...

0:0 免费09.Solveproblemsinvolvinglength

0:0 免费10.Solveproblemsinvolvinglength ...

 05.Representing3-digitnumbers,comparingandpositioningonnumberlines

0:0 免费01.Representa3-digitnumberupto1 ...

0:0 免费02.Countforwardsandbackwardswit ...

0:0 免费03.Position3-digitnumbersonnumb ...

0:0 免费04.Estimatethepositionof3-digit ...

0:0 免费05.Comparingandorderingnumbersw ...

0:0 免费06.Orderingsetsof3-digitnumbers

0:0 免费07.Useknownfactstoaddandsubtrac ...

0:0 免费08.Writea3-digitmultipleof10asa ...

0:0 免费09.Partition3-digitnumbersindif ...

0:0 免费10.Useknownfactstosolveproblems ...

0:0 免费11.Useknownfactstoaddandsubtrac ...

0:0 免费12.Addandsubtracttoandfroma3-di ...

0:0 免费13.Solveproblemsbyaddingandsubt ...

0:0 免费14.Countforwardsandbackwardsinm ...

0:0 免费15.Solveproblemsbycountingforwa ...

 06.Measuresmassandcapacity

0:0 免费01.Becomefamiliarwithscaleswith ...

0:0 免费02.Measurethemassofobjectsusing ...

0:0 免费03.Measuremassinwholekilogramsa ...

0:0 免费04.Understandingcapacityandvolu ...

0:0 免费05.Measuringthevolumeofliquidsu ...

0:0 免费06.Measurevolumeinwholelitresan ...

0:0 免费07.Comparingandestimatingmassan ...

0:0 免费08.Estimatethenmeasuremassandvo ...

0:0 免费09.Solveproblemsinvolvingmass

0:0 免费10.Solveproblemsinvolvingvolume

 07.Rightangles

0:0 免费01.Makedifferentsizedanglesbyro ...

0:0 免费02.Identifyanddescriberightangl ...

0:0 免费03.Knowthatarightangledescribes ...

0:0 免费04.Identifypropertiesoftriangle ...

0:0 免费05.Identifypropertiesofquadrila ...

0:0 免费06.Knowthatarectangleisafour-si ...

0:0 免费07.Knowthatasquareisarectanglei ...

0:0 免费08.Investigatetheshapesmadewhen ...

0:0 免费09.Joinfourrightanglesatapointu ...

0:0 免费10.Investigateanddrawotherpolyg ...

 08.Informalandmentalstrategiesforaddingandsubtractingtwo3-digitnumbers

0:0 免费01.Addtwo3-digitnumbersusingpar ...

0:0 免费02.Addtwo3-digitnumbersusingadj ...

0:0 免费03.Add2and3-digitnumbersbyredis ...

0:0 免费04.Choosethemostefficientstrate ...

0:0 免费05.Subtract2or3-digitnumbersusi ...

0:0 免费06.Subtractapairof2-digitnumber ...

0:0 免费07.Subtract3-digitmultiplesof10 ...

0:0 免费08.Choosethemostefficientstrate ...

0:0 免费09.Useadditionandsubtractiontos ...

0:0 免费10.Useadditionandsubtractiontos ...

 09.Understandadditiverelationshipsandapplythemtorearrangeequations

0:0 免费01.Usetheadditiverelationshipto ...

0:0 免费02.Usetheadditiverelationshipto ...

0:0 免费03.Understandtherelationshipbet ...

0:0 免费04.Identifyknownsandunknownsina ...

0:0 免费05.Identifyknownsandunknownsins ...

0:0 免费06.Usetheadditiverelationshipto ...

0:0 免费07.Solveproblemsusingbarcharts, ...

0:0 免费08.Understandwhytheorderofaddit ...

0:0 免费09.Solvemulti-stepadditionandsu ...

0:0 免费10.Solveoneandtwo-stepproblemsi ...

 10.Columnaddition

0:0 免费01.Identifytheaddendsandthesumi ...

0:0 免费02.Useplacevaluetocorrectlylayo ...

0:0 免费03.Add2-digitnumbersusingcolumn ...

0:0 免费04.Add3-digitnumbersusingcolumn ...

0:0 免费05.Usecolumnadditiontosolveprob ...

0:0 免费06.Usecolumnadditiontoaddnumber ...

0:0 免费07.Usecolumnadditiontoaddnumber ...

0:0 免费08.Usecolumnadditionwithregroup ...

0:0 免费09.Useknownfactsandstrategiesto ...

0:0 免费10.Usecolumnadditionwithregroup ...

 11.2,4and8timestablesusingtimestablestosolveproblems

0:0 免费01.Representcountinginfoursasth ...

0:0 免费02.Useknowledgeofthe4timestable ...

0:0 免费02.Useknowledgeofthe4timestable ...

0:0 免费03.Useknowledgeofthe4timestable ...

0:0 免费03.Useknowledgeofthe4timestable ...

0:0 免费04.Explaintherelationshipbetwee ...

0:0 免费05.Useknowledgeoftherelationshi ...

0:0 免费06.Representcountingineightsast ...

0:0 免费07.Explaintherelationshipbetwee ...

0:0 免费07.Explaintherelationshipbetwee ...

0:0 免费08.Explaintherelationshipbetwee ...

0:0 免费09.Useknowledgeoftherelationshi ...

0:0 免费10.Explaintherelationshipbetwee ...

0:0 免费11.Useknowledgeoftherelationshi ...

0:0 免费12.Useknowledgeofthedivisibilit ...

0:0 免费13.Useknowledgeofthedivisibilit ...

0:0 免费14.Scaleknownmultiplicationfact ...

0:0 免费15.Scaledivisionsderivedfrommul ...

 12.Columnsubtraction

0:0 免费01.Identifytheminuendandsubtrah ...

0:0 免费02.Usecolumnsubtractiontosubtra ...

0:0 免费03.Subtractfroma2-digitnumberus ...

0:0 免费04.Subtractfroma3-digitnumberus ...

0:0 免费05.Makeefficientuseofsubtractio ...

 13.Unitfractionsaspartofawhole

0:0 免费01.Identifyawholeandthepartstha ...

0:0 免费02.Explainwhyapartcanonlybedefi ...

0:0 免费03.Identifythenumberofequalorun ...

0:0 免费04.Identifyequalpartswhentheydo ...

0:0 免费05.Explainthesizeofapartinrelat ...

0:0 免费06.Constructawholewhengivenapar ...

0:0 免费07.Identifyhowmanyequalpartsawh ...

0:0 免费08.Usefractionnotationtodescrib ...

0:0 免费09.Representunitfractionsindiff ...

0:0 免费10.Solveproblemsinvolvingidenti ...

 14.Identifypartsandwholesindifferentcontexts

0:0 免费01.Identifypartsandwholesinthec ...

0:0 免费02.Identifypartsandwholesindiff ...

0:0 免费03.Identifyequalpartsinawholewh ...

0:0 免费04.Identifyequalpartsinawholewh ...

0:0 免费05.Solveproblemsbyidentifyingpa ...

 15.Compareandorderunitfractions

0:0 免费01.Compareunitfractionsbylookin ...

0:0 免费02.Compareandorderunitfractions ...

0:0 免费03.Identifywhenunitfractionscan ...

0:0 免费04.Solveproblemsinvolvingcompar ...

0:0 免费05.Solveproblemsinvolvingcompar ...

 16.Calculatethevalueofapart(fractionsasoperators)

0:0 免费01.Constructingawhole

0:0 免费02.Useknowledgeoftherelationshi ...

0:0 免费03.Usepartsandwholestofindaunit ...

0:0 免费04.Calculatethevalueofpartsandw ...

0:0 免费05.Connectdivisionwithfindingaf ...

 17.Non-unitfractions

0:0 免费01.Explainthatnon-unitfractions ...

0:0 免费02.Identifynon-unitfractions

0:0 免费03.Identifyingequalpartsinawhol ...

0:0 免费04.Useknowledgeofnon-unitfracti ...

0:0 免费05.Useknowledgeofunitfractionst ...

0:0 免费06.Placefractionsbetween0and1on ...

0:0 免费07.Comparenon-unitfractionswith ...

0:0 免费08.Reviewcomparingunitfractions

0:0 免费09.Comparefractionswiththesamen ...

0:0 免费10.Comparenon-unitfractionsincl ...

 18.Compositionofnon-unitfractionsadditionandsubtraction

0:0 免费01.Userepeatedadditionofaunitfr ...

0:0 免费02.Userepeatedadditionofaunitfr ...

0:0 免费03.Addfractionswiththesamedenom ...

0:0 免费04.Addonfractionswiththesameden ...

0:0 免费05.Addfractionswiththesamedenom ...

0:0 免费06.Subtractfractionswiththesame ...

0:0 免费07.Addandsubtractfractionswitht ...

0:0 免费08.Explainthatadditionandsubtra ...

0:0 免费09.Subtractfractionsfromawholeb ...

0:0 免费10.Substituteafractionrepresent ...

 19.Parallelandperpendicularsidesinpolygons(andperimeter)

0:0 免费01.Makeshapesbyjoiningtwopolygo ...

0:0 免费02.Investigatedifferentwaysofde ...

0:0 免费03.Drawpolygonsonisometricpaper

0:0 免费04.Constructquadrilateralswitha ...

0:0 免费05.Makeanddrawshapeswithandwith ...

0:0 免费06.Identifyingparallellines

0:0 免费06.Identifyingparallellines_1

0:0 免费07.Makeanddrawtrianglesoncircul ...

0:0 免费08.Makeanddrawquadrilateralsonc ...

0:0 免费09.Drawshapeswithgivenpropertie ...

0:0 免费10.Drawshapeswithgivenpropertie ...

 20.Tellthetimetothenearestminuteandcompareunitsoftime

0:0 免费01.Tellandwritethetimetothenear ...

0:0 免费02.Tellandwritethetimetothenear ...

0:0 免费03.Estimateandcomparetheduratio ...

0:0 免费03.Estimateandcomparetheduratio ...

0:0 免费04.Tellandwritethetimeincluding ...

0:0 免费05.amandpm

0:0 免费06.Knowthenumberofdaysineachmon ...

0:0 免费07.Howmanysecondsinaminute

 21.Numbersenseandexploringcalculationstrategies

0:0 免费01.ExploringNumberSense

0:0 免费02.DerivingNewFactsFromNumberBo ...

0:0 免费03.Numbernames

0:0 免费04.Recognisingthevalueofeachdig ...

0:0 免费05.Usingcomparativesymbolstocom ...

0:0 免费06.DerivingNewFactsFromNumberBo ...

0:0 免费07.Findingnumberbondsfornumbers ...

0:0 免费08.Applyingnumberbondswithinten ...

0:0 免费09.Applyingnumberbondswithintwe ...

0:0 免费10.Addingandsubtractingusingrou ...

0:0 免费11.Usingroundandadjuststrategie ...

0:0 免费12.Usingan𧫝ingon'strategytofin ...

0:0 免费13.Usingbarmodelstosolvewordpro ...

0:0 免费14.Usingbarmodelstosolvewordpro ...

0:0 免费15.ApplicationLesson

 22.Placevalue

0:0 免费01.Readingandwriting3digitnumbe ...

0:0 免费02.Partitioningnumbersindiffere ...

0:0 免费03.Orderingandcomparing3digitnu ...

免费04.Addingandsubtracting3digitnu ...

0:0 免费05.Rounding2and3digitnumberstot ...

0:0 免费06.Findingallpossiblenumberstha ...

0:0 免费07.Rounding2and3digitnumberstot ...

0:0 免费08.Applyingplacevalueknowledget ...

0:0 免费09.Findingsolutionstoaproblem

0:0 免费10.Placevalueapplicationlesson

 23.Graphs

0:0 免费01.Readingandunderstandingpicto ...

0:0 免费02.Constructingpictograms

0:0 免费03.Readingandinterpretingbargra ...

0:0 免费04.Collectingandpresentingdatau ...

0:0 免费05.Interpretingandpresentingdat ...

 24.Additionandsubtraction

0:0 免费01.Addingandsubtracting1-digitn ...

0:0 免费02.Addingmultiplesof10to3-digit ...

0:0 免费03.Subtractingmultiplesof10from ...

0:0 免费04.Addingandsubtractingmultiple ...

0:0 免费05.Addingtwo3-digitnumbers(with ...

0:0 免费06.Subtractingtwo3-digitnumbers ...

0:0 免费07.Applyingroundingforestimatin ...

0:0 免费08.Applyingroundingforestimatin ...

0:0 免费09.Addingtwo3-digitnumbers(regr ...

0:0 免费10.Addingtwo3-digitnumbers(regr ...

0:0 免费11.Subtracting3-digitnumbers(re ...

0:0 免费12.Subtracting3-digitnumbers(re ...

0:0 免费13.Subtracting3-digitnumbers(re ...

0:0 免费14.Solvingadditionandsubtractio ...

0:0 免费15.Solvingwordproblemswithunkno ...

 25.Lengthandperimeter

0:0 免费01.Measuringlengthstothenearest ...

0:0 免费02.Measuringlengthanddrawinglin ...

0:0 免费03.MakingAppropriateEstimatesof ...

0:0 免费04.LengthandMeasurementApplicat ...

0:0 免费05.Tocalculateperimetersof2Dsha ...

0:0 免费06.ToCalculatePerimetersof2DSha ...

0:0 免费07.Measuringandcomparinglengthi ...

0:0 免费08.Calculatingtheperimetersofsh ...

0:0 免费09.Applyingproblemsolvingstrate ...

0:0 免费10.Lengthandperimeterapplicatio ...

 26.Multiplicationanddivision

0:0 免费01.Recallingthe3timestable

0:0 免费02.Recallingthe4timestable

0:0 免费03.Usingarraystorepresentthe3an ...

0:0 免费04.Understandingmultiplicationc ...

0:0 免费05.Usingbarmodelstorepresentkno ...

0:0 免费06.Understandingthatmultiplicat ...

0:0 免费07.Usingtheinverseoperationtofi ...

0:0 免费08.Recallingmultiplicationanddi ...

0:0 免费09.Usingfactorsandproductstosol ...

0:0 免费10.Consolidatingmultiplicationa ...

0:0 免费11.Solvingcorrespondenceproblem ...

0:0 免费12.Usingdoublestomultiply

0:0 免费13.Usingtentimesgreaterforknown ...

0:0 免费14.Usingbarmodelstorepresentwor ...

0:0 免费15.Consolidatingmultiplicationa ...

 27.Derivingmultiplicationanddivisionfacts

0:0 免费01.Lookingatmultiplicationstrat ...

0:0 免费02.Multiplyingnumbersby10and100

0:0 免费03.Linkingplacevalueandmultipli ...

0:0 免费04.Dividingby10usingplacevalue

0:0 免费05.Multiplyinganddividingby100

0:0 免费06.Exploringdivisionstrategies

0:0 免费07.Derivingnewfactsfrommultipli ...

0:0 免费08.Usingarraystomultiplya2digit ...

0:0 免费09.UsingDienestomultiplya2digit ...

0:0 免费10.Exploringcommutativityinmult ...

0:0 免费11.Exploringcommutativity

0:0 免费12.Dividingbyaonedigitnumber(no ...

0:0 免费13.Solvingmultiplicationanddivi ...

0:0 免费14.Solvingmultiplicationanddivi ...

0:0 免费15.Identifyingknownandunknownre ...

 28.Time

0:0 免费01.Understandingthatclockshavem ...

0:0 免费02.Readinganaloguetimetothenear ...

0:0 免费03.Tellingthetimetoamandpm

0:0 免费04.Telling'minutespast'onadigit ...

0:0 免费05.Readingandorderingtime(prese ...

0:0 免费06.Exploringunitsofmeasuredtime

0:0 免费07.Measuringtimeinseconds

0:0 免费08.Calculatingandcomparinginter ...

0:0 免费09.Applyingknowledgeoftimetosol ...

0:0 免费10.Furtherapplyingknowledgeofti ...

 29.Fractions

0:0 免费01.Todescribethepartwholerelati ...

0:0 免费02.Torecognisepartsthatareequal ...

0:0 免费03.Torecognise,identifyanddescr ...

0:0 免费04.Tofindunitfractionsofagivenq ...

0:0 免费05.Todescribeunitandnon-unitfra ...

0:0 免费06.ToIdentifyanddescribenon-uni ...

0:0 免费07.Findingnon-unitfractionsofqu ...

0:0 免费08.Consolidatingfindingnon-unit ...

0:0 免费09.Comparingfractionswiththesam ...

0:0 免费10.Compareandorderunitfractions

0:0 免费11.FractionsRecognisingequivale ...

0:0 免费12.FractionsRecognisingequivale ...

0:0 免费13.FractionsAddingfractionswith ...

0:0 免费14.FractionsSubtractingfraction ...

0:0 免费15.FractionsToreviselearningonf ...

 30.Anglesandshape

0:0 免费01.Toidentifyandrecogniseangles

0:0 免费02.Toidentifyanglesinside2Dshap ...

0:0 免费03.Torecogniserightangles

0:0 免费04.Torecogniseobtuseandacuteang ...

0:0 免费05.Toreviseangles

0:0 免费06.Toidentifyperpendicularlines

0:0 免费07.Todrawperpendicularlines

0:0 免费08.Toidentifyandexplainparallel ...

0:0 免费09.Toreviseparallelandperpendic ...

0:0 免费10.Toidentifyrectanglesincludin ...

0:0 免费11.Todescribe2-Dshapesbasedonth ...

0:0 免费12.Todraw2-Dshapesbasedontheirp ...

0:0 免费13.Todescribethepropertiesof3Ds ...

0:0 免费14.ToIdentifyandDescribeLinesof ...

0:0 免费15.Toreviseshapes

 31.Measures

0:0 免费01.Readingweighingscaleswithdif ...

0:0 免费02.Weighingandcomparingmassesin ...

0:0 免费03.Estimatingmasses

0:0 免费04.Measuringvolume

0:0 免费05.Measuringandcomparingcapacit ...

0:0 免费06.Estimatingcapacity

0:0 免费07.Massandcapacity

0:0 免费08.Usingbarmodelsforadditionand ...

0:0 免费09.Drawingbarmodelstorepresentw ...

0:0 免费10.Usingbarmodelstorepresentadd ...

0:0 免费11.Usingbarmodellingtorepresent ...

0:0 免费12.Drawingbarmodelstorepresentm ...

0:0 免费13.Usingbarmodelstorepresentmea ...

0:0 免费14.Drawingbarmodelstohelpuswith ...

0:0 免费15.Solvingproblemsusingmeasures

 32.Securingmultiplicationanddivision

0:0 免费01.Commutativitybetweenmultipli ...

0:0 免费02.Useknownmultiplicationfactst ...

0:0 免费03.Useknownmultiplicationfactst ...

0:0 免费04.Multiply2-digitnumbersby6usi ...

0:0 免费05.Multiply2-digitnumbersby8usi ...

 33.Exploringcalculationstrategiesandplacevalue

0:0 免费01.Applyingarangeofstrategiesto ...

0:0 免费02.Applyingarangeofstrategiesto ...

0:0 免费03.Applyingadditionandsubtracti ...

0:0 免费04.Usingcommutativityandassocia ...

0:0 免费05.Usingdoublingorhalvingtocalc ...

0:0 免费06.Identifyingvaluesinfourdigit ...

0:0 免费07.Comparingfourdigitnumbers

0:0 免费08.Comparingandorderingfourdigi ...

0:0 免费09.Addingandsubtracting1000

0:0 免费10.Roundingtothenearestmultiple ...

 34.Fractionspartsandwholes

0:0 免费01.Explorethewholeandpartrelati ...

0:0 免费02.Explorethewholeandpartrelati ...

0:0 免费03.ExploretheConceptofɾqual'an ...

0:0 免费04.Embedtheconceptofequalpartsa ...

0:0 免费05.Developunderstandingthatequa ...

0:0 免费06.Comparethesizeofpartswhenthe ...

0:0 免费07.Explorethatsizeofpartisrelat ...

0:0 免费08.Considerpartwholerelationshi ...

0:0 免费09.Buildawholewhenapartisknown

0:0 免费10.Exploredifferentcontextsforb ...

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