英文版數(shù)學(xué)課件MATHFOR ELEMENTARYProblem Solving and Mathematical Reasoning2nd GRADE

MATHFORELEMENTARYProblemSolvingandMathematicalReasoning2ndGRADEKindergarten01ExercisesforjuniorandseniorkindergartenPrimaryLevel02Variedexercisesforkidsfromgrades1to3Junior03Variedexercisesforkidsfromgrades4to6Senior04Variedexercisesforkidsfromgrades7to8TABLEOFCONTENTSKINDERGARTEN01ExercisesforjuniorandseniorkindergartenWriteYourAnswerHereWriteYourAnswerHereIthink…itstartedwithan“s”anditendedwithan“n”!Iamprettysureitstartedwithan“f”andfinishedwithan“r”Let’scountsomemore!Doyourememberthenumbers?WHATISTHISTOPICABOUT?MATH,OFCOURSE!???????????SevenFluffySheep’sTailsFourJuicyApplesIthink…itstartedwithan“s”anditendedwithan“n”!Iamprettysureitstartedwithan“f”andfinishedwithan“r”Let’scountsomemore!Doyourememberthenumbers?WHATISTHISTOPICABOUT?MATH,OFCOURSE!12345671234—SomeoneFamous“Ittakesabighearttohelpshapelittleminds”FEATURESOFTHETOPIC:NUMBERSFROM1-3?BearThisiseasy!It’sthefirst!?ElephantsNow,what’snext??SheepHooray!You’vemadeit!FEATURESOFTHETOPIC:NUMBERSFROM1-3ONEBearThisiseasy!It’sthefirst!TWOElephantsNow,what’snext?THREESheepHooray!You’vemadeit!OVERVIEWDIAGRAM:STEPSFORPROBLEM-SOLVINGWhatIsTheQuestion?DrawAnahas5lionsandwantstosharethemwith4otherfriends.Howmanylionsdoeseachpersonget?AnswerExplain1lionperperson!Anaandherfriendsmake5peopleintotal.Sincethereare5lions,eachgets1lion.HOORAY!

LEVELUP!PRIMARYLEVEL02Variedexercisesforkidsfromgrades1to3INTRODUCINGEXERCISESInthissectionyouwillseebasicmathoperationsandmathematicaltestpreparation.Also,wewillprovideyouwithkeywordsforproblemsolvingregardingaddition,subtraction,multiplicationanddivision.Lastly,youwillfindananchorchartforamathematicaljournalColorthesquareswiththepaintbuckettool!FeelfreetomakeyourexercisewiththetablesDEFINITIONOFCONCEPTSAddition6+4=10Subtraction10-6=4Multiplication2x4=8Division4÷2=2Colorthesquareswiththepaintbuckettool!FeelfreetomakeyourexercisewiththetablesDEFINITIONOFCONCEPTSAddition6+4=10Subtraction10-6=4Multiplication2x4=8Division4÷2=224x2=48!Howwellareyouonmultiplications?Let’spractice!PROCESS:CUTOUTTHISEXERCISE!Janehas10owls.Shewantstosharewith3ofherfriends.Howmanyowlswilleachfriendget?JUNIOR03Variedexercisesforkidsfromgrades1to3AnswerHereIsthepyramid’svolumeformulaAnswerHereIsthecylinder’svolumeformulaAnswerHereIsthecube’svolumeformulaV=(lwh)÷3Isthepyramid’svolumeformulaV=πr2hIsthecylinder’svolumeformulaV=lxbxhIsthecube’svolumeformulaPRACTICALUSESOFTHISSUBJECT:MATHTOOLS1CalculatorFullofbuttonsandallofthenumbers2RulersIdealforstraightlinesandsizes35SheetsAtoolforwritingmathformulas1CompassHandyforcircle-makingIT’STIMETOLEARN!Howwellareyouonproblemsolving?Gettingthere?PROBLEMVSSOLUTION1.ProblemReaditthoroughly!2.StrategyFindyourbestshotforit!3.FindaSolutionDon’tgiveupevenifyoucan’tfinditatfirst!PROBLEMVSSOLUTION1.ProblemJoséis3xolderthanAisabut-2xthanLuis.Intotal,theyare45y2.StrategyFindyourbestshotforit!3.FindaSolutionYoucanleaveyourlogicalreasonbelowSENIOR04Variedexercisesforkidsfromgrades1to3FROMBASICSTOPRO:LET’SSOLVETHIS!DIDYOUKNOWTHIS?MATHFORPROS!WriteyouranswerAnumberxisanumberysuchthaty2=xWriteyouranswerThestatementx∈AmeansthatxisanelementofAWriteyouranswerThemathematicalconstanteisapproximatelyto2WriteyouranswerIsusedtoindicatethequalitiesofapproximationWriteyouranswerTheyarenotofthesamequantity,quality,value,etcWriteyouranswerCanbeusedtocomparenumbersandexpressionsDIDYOUKNOWTHIS?MATHFORPROS!SquareRootAnumberxisanumberysuchthaty2=xIsAnElementOfThestatementx∈AmeansthatxisanelementofAIsApproximatelyEqualThemathematicalconstanteisapproximatelyto2Plus-MinusSignIsusedtoindicatethequalitiesofapproximationIsNotEqualToTheyarenotofthesamequantity,quality,value,etcIsGreaterThanOrEqualCanbeusedtocomparenumbersandexpressionsEXERCISE:ELECTRIFYINGEXPONENTSFilltheemptyboxeswiththecorrectanswer.Remembertocheckwhatyouwrite!!Filltheemptyboxeswiththecorrectanswer.Remembertocheckwhatyouwrite!!1)4)3)2)22232722252533-??-59-??????STEPSFORPROBLEMSOLVINGINTHEWORLDStep#01FindingtheproblemandunderstandingitStep#02StrategizeandfindthebestwaytosolveitStep#04ExplainyouranswerwithashorttextStep#05HanditovertoyourteacherandwaitStep#03Findasolutionandbesureofit!Hooray!That’sAll!STEPSFORPROBLEMSOLVINGINTHEWORLDGuatemalaAmericasMadagascarAfricaDenmarkEuropeIndiaAsiaRussiaEurope-AsiaAustraliaAustraliaDEMO:HOWTOUSEMYSLIDESGOTEMPLATE?Tochangethepicturesinthisslides,right-clickonthemandreplacethemwithyourownGraphsmaybehardbutyoucandoit!Luckily,withSlidesgo,everythingiseasierforyou!Perseveranceisthebiggeststrength:youmaynotachieveitatfirstbutyouwill,soonAlwaysstrategizefirstbeforestartingsomethingUnderstandtheproblem:it’sthekeytoeverythingYoucanfindtherightsolution!Youjusthavetouseyourbrainandwhatyou’velearnedToRememberLIST:LET’SHELPYOUOUT!Trustyourself:You’llknowyoucan!Isurelydo!ASSIGNMENT:MAKEAGRAPHOFYOURPROGRESSTomodifythisgraph,clickonitandfollowthelinkJanuaryFebruaryMarchAprilToday0100755025?93%68%89%76%JanuaryMercuryistheclosestplanettotheSunAprilDespitebeingred,MarsisaverycoldplaceFebruaryVenushasareallybeautiful,GreeknameMarchEarthisourhomeandwhereweliveonTHANKS!Doyouhaveanyquestions?addyouremail@+91620421838ALTERNATIVECHARACTERSALTERNATIVEANIMALSALTERNATIVEMATHICONSALTERNATIVEMATHSYMBOLSMathematicsSubjectforMiddleSchoolAlgebra6thGradeWhoa!Thiscanbethepartofthepresentationwhereyoucanintroduceyourself,writeyouremail…03010204TableofcontentsFractionsYoucandescribethetopicofthesectionhereAbsolutevalueYoucandescribethetopicofthesectionhereIntegersYoucandescribethetopicofthesectionhereResultYoucandescribethetopicofthesectionhereFractions01Youcanenterasubtitlehereifyouneedit—SomeoneFamous“Thisisaquote,wordsfullofwisdomthatsomeoneimportantsaidandcanmakethereadergetinspired”IntroductiontofractionsHereyoucangiveabriefdescriptionofthetopicyouwanttotalkabout.Forexample,ifyouwanttotalkaboutMercury,youcansaythatit’sthesmallestplanetintheentireSolarSystem36=12LeastcommonmultipleMercuryVenusVenushasabeautifulnameandisthesecondplanetfromtheSun.It’shotandhasapoisonousatmosphereMercuryistheclosestplanettotheSunandthesmallestoneintheSolarSystem—it’sonlyabitlargerthantheMoon264?824?Leastcommondenominator23+14MercuryMercuryistheclosestplanettotheSunandthesmallestoneintheSolarSystem—it’sonlyabitlargerthantheMoon36689121216Divisibilitypatterns2345678910ExampleVenushasabeautifulnameandisthesecondplanetfromtheSun.It’shotandhasapoisonousatmospherehereAwesomewords!IntroductiontoprimeandcompositenumbersPrimeCompositeVenushasabeautifulnameandisthesecondplanetfromtheSun.It’sterriblyhotMercuryistheclosestplanettotheSunandthesmallestoneintheSolarSystem23574689FactorsandGCFMercuryVenusVenushasabeautifulnameandisthesecondplanetMercuryistheclosestplanettotheSunandthesmallestoneTheQuiz!Despitebeingred,Marsisactuallyacoldplace2028112244571014202891219121824273636484560......3246????????......??Simplifyingfractions812=2344MercurySaturnSaturniscomposedmostlyofhydrogenandheliumMercuryistheclosestplanettotheSunandthesmallestoneMarsDespitebeingred,MarsisactuallyacoldplaceVenusVenushasabeautifulnameandisthesecondplanetEquivalentfractions12244?MercuryistheclosestplanettotheSunandthesmallestoneintheSolarSystemFractionsanddecimals0.010.160.350.430.981100351001610011009810043100MercuryistheclosestplanettotheSunandthesmallestoneintheSolarSystemComparingandorderingfractions42484048Doyouknowwhathelpsyoumakeyourpointclear?Listslikethisone:They’resimpleYoucanorganizeyourideasclearlyYou’llneverforgettobuymilk!Andthemostimportantthing:theaudiencewon’tmissthepointofyourpresentationEstimating&roundingfractions011/23878MercuryistheclosestplanettotheSunandthesmallestoneVenushasabeautifulnameandisthesecondplanetfromtheSunSaturn,theringedplanetiscomposedofhydrogenandheliumMercuryVenusSaturnAddandsubtractfractionslikedenominators111110101010111101010410+310=??VenushasabeautifulnameandisthesecondplanetfromtheSunVenusSaturn,theringedplanet,iscomposedofhydrogenandheliumSaturnAddingfractionswithunlikedenominators7-MercurySaturnSaturniscomposedmostlyofhydrogenandheliumMercuryistheclosestplanettotheSunandthesmallestoneMarsDespitebeingred,MarsisactuallyacoldplaceVenusVenushasabeautifulnameandisthesecondplanet558ApictureisworthathousandwordsSubtractfractionswithunlikedenominators5626-=3656712-=5x26x2712-VenushasabeautifulnameandisthesecondplanetfromtheSunMultiplyingfractionsMercuryVenusVenushasabeautifulnameandisthesecondplanetMercuryistheclosestplanettotheSunandthesmallestone56x3456x8==??DividingfractionsMercuryVenusVenushasabeautifulnameandisthesecondplanetMercuryistheclosestplanettotheSunandthesmallestoneMarsDespitebeingred,Marsisactuallyacoldplace4523÷=4534x4532x=12101210=151Absolutevalue02YoucanenterasubtitlehereifyouneeditUnderstandingabsolutevalueHereyoucangiveabriefdescriptionofthetopicyouwanttotalkabout.Forexample,ifyouwanttotalkaboutMercury,youcansaythatit’sthesmallestplanetintheentireSolarSystem012345678-8-7-6-5-4-3-2-1X+3=6ComparingabsolutevaluesMercuryIt’stheclosestplanettotheSunVenusVenushasabeautifulnameMarsDespitebeingred,It’sacoldplaceJupiterJupiteristhebiggestplanetSaturnSaturnisagasgiantandhasringsNeptuneNeptuneisthefarthestplanet-3<2-3>-2-3<34>1-4<-24>4ApicturealwaysreinforcestheconceptImagesreveallargeamountsofdata,soremember:useanimageinsteadofalongtextThisisagraphFollowthelinkinthegraphtomodifyitsdataandthenpastethenewonehere.Formoreinfo,clickhereVenusVenushasabeautifulnameandisthesecondplanetMarsDespitebeingred,Marsisactuallyacoldplace34Integers03YoucanenterasubtitlehereifyouneeditIntegersintherealworldNegativePositiveTemperatureBelow0degreesAbove