- 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 ...
- 0:0 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 ...