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Name: Addition

MathsPrimaryDate: BasicArithmetic

Marks: 121plus2equals1plus2is1plus2isequaltoAdd2to1equalsThesumof1and2isWhen1isaddedto2,thesumisSubtraction3213minus2equals3minus2is3minus2isequaltoSubtract2from3equalsThedifferencebetween3and2isWhen2issubtractedfrom3,thedifferenceis232times3equals2times3isMultiply2by3isTheproductof2and3isWhen2ismultipliedby3,theproductis626dividedby2isThequotient(商)of6and2isDivide6by2isWhen6isdividedby2,thequotientis“Dividedexactly”(整除meansthereisnoremainder(餘數(shù)i.e.6canbedividedexactlyby5cannotbedividedexactlybyExercise1:FillintheTheFourRulesofArithmeticare , and The between5and3isThe of3and4isThe of7and2isThe of6dividedby2is14 3isequalto27 2isequalto15 9isequalto169 13isequalto 120by6isequalto 3from11isequalto 11by3is to 13to19 Exercise2:ExpressthefollowinginMathematicsExpressions.Youcanuse“”,“”,“”,“and“(Add23toAdd5to7thenminusSubtract8fromSubtract4fromtheproductof5and13minusthedifferencebetween17andMultiply8bythesumof4andAdd16tothequotientof15dividedbyExercise3:ExpressthefollowingMathematicsexpressionsin4 12 48 76 97 716 1239 466 10(7 AAfraction分?jǐn)?shù)isanumberthatcanrepresentpartofa2and2”isthedenominator分母Thedecimal小數(shù)numeralsystemalsocalledbasetenoroccasionallydenary(十進(jìn)制)hastenasitsbaseItisthenumericalbasemostwidelyusedbymoderncivilizations.1means“1over2”or1isdividedby2”.“1”isthenumerator(分子Exercise4:FindthevalueofthefollowingbyexpressinginMathematicsExpressions1.Subtract3from1 2.Add1to1 3.Multiply5by3 4.Multiply3bytheproductof1and 5.Divide7by 6.Dividethequotientof2and4by Exercise5:(28%@SolvethefollowingWhatistheremainderwhen68isdividedbyHowmanylegsdo6cowsand3ducks220peoplegotoDisneyland.28ofthemgoonfoot.Theothersgobyvanwith24passengersineachvan.Howmanyvansareneeded?Abookcosts$242.Apencilcosts$21.Raybought1bookand2pencilswith HowmuchwasWhatisthetotalnumberofsweetsinfourbagswhichhave12sweets,28sweets,47sweetsand33sweetsrespectively?7ofthefruitsinaboxarefractionofthefruitsare

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andBobbyhas$5

.Tonyhas$25

morethanthebetweenThomasandBobby.HowmuchdoesTonyMissWong81mhadofcloth.Sheused34mtomakeadressandthenshe 21m.HowmuchclothdidshehaveatDuringa

1ofthedayswere5

1ofthemwerecloudy,therest2wet.WhatfractionofthemonthwasMotherboughtadressfor$2091andablousefor$1291.Howmuchchange shereceivefrom$Maryweighs602kgandLilyis5

3kgheavierthanMary.FindtheirtotalTherewere3children.Eachchildatechildrenea

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