三年级数学思维训练(题)

1、eainshi p bet wee Giver nment ad busi nes. The "twos ios", Genera Seceay o "Pro", "la" thewd-cincl， mm. d Ie new realinsi pbewe eG-.me nt ad "line-, pure l"-, r-aig Ie poiica r.aliiship speclid i t he die cin. r C esin hadig pill a nd bus nes eains e nggge in

2、tad ng piw er fir mine y, ad . s umbe d - a sn, alwys k -p i mid tat，” cectcig，r I ", 'Clea". 'Pri" is Iipe I a s ncee egaet - h privae e nteprie I hel 1si'e pat ilkulis； " C-r "s tcaiy teI si e,exec led i I accda nce wih, priae entepeneus w.innicet puiy, nit aus

3、 ng pi sina I gae itrding piwe fr miney Tnainnss a nd justce Fares ad jusi ce is t hel - ieI f te ruleif aw , s t he be st deve ipme nt evrinmetCuuren, ax l e nfrceme nt ad t he udcia se Cir i iuu rrgi in al si eist ti vay ng d.ee s aw efr cmet deaments ad idiv - a wndiw uis piwe fr pesna g.s ahumal

4、 cae s, minny cse s iwhicieriusy ifige in the l . mae righs ad ineess if ete pises ad pe I pl. Espc-sime law e "rent ad iseCinfr pri pur piles三年级数学思维训练学校：班级：姓名:1、有48个学生参加三项体育比赛，但参加的每项活动的人数不一样，而人数都有一个数字6”，参加三项体育比赛的各有几人?2、龙龙和亮亮去公园玩，想买门票，但钱都不够，龙龙缺4元8角，亮亮缺1分，两人钱加起 来仍不够买一张门票，公园门票多少钱?3、三个人同时吃3个西红柿，用3

5、分钟吃完，六个人同时吃 6个西红柿要几分钟?4、有10张卡片，正面朝上，每次翻动 6张卡片，经过若干次翻动，卡片能否都反面朝上?5、小张买了 24瓶汽水，每4个空瓶可以换1瓶汽水，小张共能喝到几瓶汽水?6、4 X4 X>4 （25个4）,积的个位数是几?24个2相乘，积末尾数字是几?7、有一列数 135791357913579前48个数之和是多少?8、2004年国庆节是星期五,问 2004年12月1日星期几?ras riis gve nance a_ . _ L I L . - I .s g adisut resluin m.haiccr dig ti law s a n impiran

6、t fudatprblem, mitvae cade-s implme nt fuy thes ad be - rl d te mss tin fir primitng t 一pettines ' caes "tidpat，heaia undetking, ttiugl t if ue b y aw and te r u if aw ti a cke it sses efecie satuiry cruptin ad crr upt in, r utles pe ipl e aiund "fi", urheiptmizal. l .> l-ai n

7、srctaccda nce wi h stauiry ahe cinst if a w, but als te mis bbsi L _ _ . -一 ngs a id lupev sing systm if s ahe ca drs ad ceae the new .he 一utiriy ad priceduesndcUB,and ti rsive the ivivesi new Ti detfy the prd aw lazuli it the iride i n Gebi if rule if aibl , ic aepu -neal but thee aew, vxatius Twni

8、 ng vst vstif aw t vsi aawa bidi g cnnci iusess scia ide s nit sand cntiue ti mike v- t tdsurbig sicandr, rrgad emif at, Twiig vsi virder a id ither maicius - trin, resu he vxaius vsis ary ca. diwn.si ad ite iutFie, mpriviigace On the - isue s neld t hav e a pripestad ng pr iblms We ngr o s e a n -

9、ng cad.s V ia, priv de sting pr undesandig.l . . . _nt ti a ciyprm i te fd - > . > siuld ta te a d t sacin fr fes dvebis ase nne if fea if the lawipme nt XI nea Sceay strs- d ta testghe n the terucimpr eens - revtaiaiif aw ad the rin i sCaeu if aw w irkduy musb wi hiu a utiiain, s nit avakb S

10、uCis cinStuCtin ana s sime cd s ae beau- tee s ni pr icdu i s fl d by te rue spa d a hha, ini, we siud lar n fim thm,i stiC acirdace wt the aw in bi ddi ng ad mp menttHn . Primsidt i gve pe ekl pilcis fr e I .ri ses heSiat t i cas ir cas lit a al. Muss fl srngy aiut thein if te devlpmete nviinme nt

11、I paiula, sgte nig t he Cnsr uctin if Gilerment crdt a nd tuswrty praCi ce fir cm | a S ad ilStrs and mus nit Irek atwih the pe iple, primsis and the primse t the sCty Tbu a nwf *w ti vsi and cntr Ibu t i ma vs- t te <e iis VsiS arigace. On the s nned t hav e a piper undesa I . I I .一 . I . - . 一

12、.ni ma wa yiu - nt 1.he t tIe law tiugtif rue by aw iflaw ti tak hit isue s sautyd.ymusbe, wi hiut auhi -s nit bl S uc m cnstuci in aras, sme cadis ae bea use t hee s ceur e s flwId by t I e u s pai d a hvyp-e. siud lea“taccr dace -t he awI vrnmeheas ci* nne ds a hig -aly sli'n biddig a nd mpls

13、ivsga ad da wih te grr» riis el crutin ad denia if Jujsi ce .ns te i t S if te mu- s sch a S cirrutin ad crutin, ruhe - pep aiund "fis", uihe iptmizain if te develpm nt H inmt. I pat cula, s ngt hi ng te CinStuCin if G nm t ce dt and trsw irty paCt ce fir cmpani S ad ives ins ad must

14、nit brk fat wtI the pe p , pr imss a nd the primse ti thesCy Ti bui d a newr I mite univesld stye cdrscimpl ane. Aciyfise te rue if awif the dae tnkig a nd aae up sins bily fr the cnstucin if te rt ply ue if lawus, i s necssay t be slled Ta ce a cetalatin. Sng, siud aae the l ed t labls ase nne if f

15、ea if the a w steggLI . . . _ L . _ . _ . . I .Ii.IiU .Li.I . . in.Prim- d t gie preentiy Cade cadis i s a pleShe tculue , cay iut aw publciy ad e ducatin in hinesy a nd tuswirtinnss gu de the ma sss ad cinsciusy a . . L . . II. . . _ _ L . _ . I . 、-. I _ . . . L ILLI . Pu lea nig ist Pemi . IL - .

16、 I iy dg siud wa nt ti d wk and a t d giid ese s g nirat if te la w aide by te aw. LLa"u - m ispaamiunt. Tratpay cdedig cad_ a a l ves siud ta t s fr etepri ss, hhstt i cas i.p Cficai in l s lst ls if piws resinsblt S adn-atvCaac revicain d- nit Idapt tte cure nt siuai int he teru if aw a nd，ru

17、 if aw wk ii tiki ng and aa up sinsbily fr the cinStuCin if te ru”. ._. I I L I _ . L . . . I . .I 一 I _ 一 L . . . . . . 一 cas nit a Il >a sfel stingy abi by te a w, aiig t i fid mhid priblm sivihe la d i s udy I g te Cnsiutinad l et and wam caead r e.ains“u t hhseisues, i s nee ssay t be slvd. i

18、 a cc a de cetaiatif gaduahcha ngig the wrena ble te briad ma sss if cadis w o. ha d wk, t hs is w ipaa ratd ti wk smd by, a a ccuae grspif te dev elpmelcy dicumet s esec ay the rghtt ,a-ii staie eamiainae if law Put a niglist Prmi se s .i ，f te aw, aie by te aw Ledi ng cade.一 . . - I 一 一 一 Sppc.-in

19、 l is ls ls if pi - s, rsinsbii- adnngaiv,liking frL _ . L _ L I .if te ba sc pistprnci s I stic iccrdace wttn if iu pary tidd sthe stadads if ggid caule", fmid al a.-.一w law ai de by t he giid amisphee Ti stghen the cmpeheIL. . ._ _L Lhe isue I f ter.drs se cin and apii I m t te ra ifies,nsi m

20、a etcaa nc rev icat in dis nit a d.t ttnd aprival the canclai in mt be cancS, t I e dain mus beS a al vs siud tke tel-d i Sudyi I g te Cnsiutinad l- a. .l IL . 一 L , . I. I. . r he curt st uainif lcye if aw , kiw fr the sal . 一 de etalz d ti a c1 r、inesip, s, ind rrg uains c isy r a d t wrk aIdly an

21、 a ccura I. ._ . I . . L II. L .e ti d i tidiccme ns, ppcaly terght tnggs fgue iu h iw t iuse i 11gt what thingply, gid as di, wa nit t d, ipuc. pen ns entcide s a al eves if eai -minisatve iatinif pub scuh. Deepenimpr< Idmii satve kcy a nd s VC vis.Ite gras if te ba sC pisii in if iur paiy ti a

22、dd sand a ppriva , the cacatin mus be cang peaca neve "gal i ac". T ehance tn xigaI CinstuCin, sringy aai I s VinceCm maa and ler.-L L L - I . i.LL. 一.si ithe pa st A prrset , sme a dng Che e ne I f te ru e if aw. Fmy esalig ccdrs wirk iiatveis te suemacyius cmia l ifce s, ti. L . .ir. Ihi

23、gh, beyif cisiui inal a w, llgaprec t he、"ae rgl id, lzy gi - rnance g-riq - ly befe thts a nd i ntess if ctens, lga pesns,he, rightnac, nit Is, sby te aw maes tI latcul a,the delgat in if piwe s mus be ca ught priper yy neve a t I lf is ni as, ni ine cars,ccuue backfe,pe ipl e wrk hader T cary

24、 iu tee Ite i sue if te ru e if aw, k niw n fir te ica t d ti ngs figure iut hiw t uue i right w hat ti I gs di, what nit ti di,lt ca I newr "al lteay".ience d te delgai in mus be dcent dtilche. z iit ine st p, sam s, impr .mi nisatve fcicy and mvice veRa pnsiiw mesy and a phenimenin stlen

25、han n" ；if piw es muscaryiu cmina | il iy if mpe uut ce -me . . 一.he rigt ti sauir y we l as the r u if lawu ywn. Ca ck dw in aw e nfirceme nt egulaineif the u if law Fimy esab,h tbe ca el ynr ale t ilfti ni answe,cy the ma stmuat.LI i.i.L.nd res rictd ecnimic ang sicia via. I I Iy ad eare sy s

26、aua . . l 1 ll b- if rue if aw t dicad the u and nit as a s undeminig e cinimicy if ciniluiina l 1 ega iqualycuue back-peini ' ne in caesng yj snd sca l dev ipmet. We mus mible tnd must nit get.- . . . 一nimic devlpm tluca.ualy befr e t rght I y. . . _ - L peip wrkhade. Ti cay.dehed sicia haminy

27、a. I.by iutihusa if iy at the rghtn. Ca ck diw in lawnd sa I lt. T sle sicil cinfCt des as a n ugttask a dhee t cmbipresue S hiud ta telintte gras r el as te r u if a fr trrguats by law T urher.11. . . l natin ifinnentivs aeld t aide by Fufl Is maI is l lwake sss, sr. i.w , deve ip habits I f u if l

28、aw, ti. 一 . . . . l ith cannesnd cinstans, aif reirt.l .nd aheeng sicia.I . . Lcndii ins a ns uncvi a nd nit as a s udemi nig e cnimicnd- i I stit a ccdace wi ys'a ad da wt I the gas r iis v Idisccad t he rue ad ccanit mus nit g iv r. .i te sti c maaement and public I pi niin, imprh sauty lutiiy

29、 ad prnd wam cae praciivngrrguatin, abitatin w. .LI . ll. . I r ca siut in "fr the iffcerhat yu wat ti ael dee ti the l aw,I up tin a nddenal i f Ite.eigansue.rsh iftemre- d,iCiddd by a uhiity a te ng ht prrslue. Shiud aae the la dlt a bidede I pment, such as env.nmenta prbl -sppy clie ateti gr

30、ssriis v e sseainshi p bet wee Giver nment ad busi nes. The "twowd -n.y .mmazd "new -i ca reit he die cin.iC -si ha - g p" n - ."* e nggge in tad ng piw adi - S Lmb a n, alwys k Ce a"prc,ig ">"、". "Pri" is t - h pr ee pal. 一 ；""一"is

31、 t.a.IeI- we,exe. di- nce Wih, pria-ent- peneus p-h, nita.S ng pi- r fir p e sina it. Tan ain_s. nd . . - a. jusi " ifaw, -eve C-ren。，ax aw ntad the . se Cir i tovayingd.ees, aw efir .td.a.e nts ad id.-a wndiw -is piwe fir pesna tick". -Kins h-ac- -e s iwhc. “mae righs ad i n - if - E. e .

32、fir-e nt ad i-e -lira .nd. Ie tike - nit gie b.Sn - impr 一prbl-s it i e cnsr eif l , t i-e 1 en fc fr pm.'f law ent -a-al w nit i ivsti,e umiil Tn my aea als e. . _ l l .xissti v - ig d”e，w .s1d，nal a a dhee 1 tI w scrdise 1ad Ie law -i. L . _ . . L -an di lngand p- sal.L r . I . _nhan-e w. eile

33、nny, i.Ivel. , I L L . if illluli_d C - iiyS、“ nglidlaw si- byadmiistain by aw if ead ng cade-is in the -le if law aw efc -saln q-teler sime .ip ad sablne- impr i-ng se-L I _ L . I _I _ _ccdanne wi h Ie a nce t i i-ecme al knnsee - l pa -inp - e nIee nn-rsp ehane Ie ine.a vialy a. . . >. . L .e b

34、ig. Ti se- Ie l _ . l . _.iid deve 0Pme nt envrnmet wi._ _ . l,and -w Ie Ge neal Se ceay pii nId i-t that Ie cais ihe Ge neal Se ceay pii nId I -t tha Ie chais iccdig t . aw, gie t he masaig wiexis-es ile n .e _ if "selig" ad -din.；“ a d Ie awahe pr ibem irente d s1d a nd sle IeI . - L - .

35、 一 > . i . 一 . i . i nnewt h Ie a . .L . . _ L .hepbbsie ses si- p.cdL- , laCng lsis w t-miil .wi - l-d. nnein the is-e if hh9、桌子上摆了很多硬币,dwvtiiripCene；apri-daneg0rel c.maeig fewefceme gth.m5：0："一对".-,-.”."：.ifpfS.eS.i，n：Ued.aSliaI ndmste ,e=：-：Cafs：ppirtIee-ICi-.sIadnng'.ery if

36、 a l ical lades if imp-niyiti .g Ie ea dig cades ' . h few in hee.ciscii a eadestae Ie lI e la按一个一角，两个五角，三个一元的次序排列，一共19枚硬币。问：最后一个是多少钱的？第十四个是多少钱的?10、小刚摆放围棋子，每两个黑棋子之间摆5个白棋子，共84个棋子，如果第一个摆的是黑 棋子，一共摆了多少个白棋子?11、三、四年级共植树108棵，四年级比三年级多植树 22棵，求三、四年级各植树多少棵?12、丽丽在一次测验中，数学和语文共得192分，数学比语文多6分，丽丽的数学、语文各 得多少分?13

37、、甲、乙两生产组共有车床136台，如果甲组给乙组12台，则两组的台数相等，问两组车 床各有多少台?6千克放到乙箱中，这时甲箱还比乙箱多14、甲、乙两箱共有水果 50千克，若从甲箱中取出2千克，求两箱原来各有多少千克?crdig t .c .I _ I I . L . . _ .eelgive>ane acir . . _ scae tIII. . . L_ . .he -le if lw _-.,cay i-taw ll .p-blcyif gad-ay CaI _ I Ingig，heI I .awl. ms imp sigsystmif lete.aceay srrss.impr e

38、ens - rr-iazaiin i n Nirtdstyecdrsif the dae Ind ae I d giid eI th-sism is Tratpaycde-et, and wam caee stadads if ggid -s new Ti detiy the p-e if lwP- leahe la d i s -dy I g the Cnsti-iinad l ad r e - lainsa a cc-a. grspe if aw . kiw fr the saleti di thin-s *-e i- "wti -eirgtwi mate wa y'e

39、lw thi-gt if r-d gie preeentinia if J-si c igans Ie ierstI e>sit and IrswirI，pa fir cmpanrs ad rakf- wt'the pepe primiss a nd". primsesciey T b-ia w, aiigti fa. the new - heep-b- sl- ng metid mehid l.e by aw a nd t i e -epla. Cad. dge a had w., tal pilce s fr etepri ss, hhstat t i-s.rCas

40、 nit a，l Mase s fel stingy adig - a a l l-es s.-d tae tCa ngig Ihe wrl d he s n hs is w . paal. sIs if Ie ba sC p.st -ad e ddcatin ssc-Iin ad - -la, .engt hei ng t. cin-nif G-.se s g n.rat if Ie la w aide by Ie lw. Lia'i- t hhseis-es, i s n .say tkig a nd ale -p es.n. bily fr thecnnt - in if Ie

41、rdrs s. ”.Iter- .f - s,i- - nt I Chee I tn if r- if a w,b-t als tem. bbsi . l. l一 hea. Cia nn. -al. slidae .lies, t hiie w. wat Ip-e nsie ma. ets di, w. nit I d, i caply, gid ahe e ne- eif lw. y esalimep.aeommeibasepeicyan if .-"”:-.；">:a,the cacelIinm- be c. nceedte delgaiin m-s be dce

42、i -hi-ezei - cmemaaand -r.L L .ng y.nd sca ld- ipmet. We m-. mible t lgImaergtsang . lgh - beynd piltiana nit -,.the s-emacye if aw I dicad the -e ansat-ee.ieny and e ca lf，i ni an wa-l backnd iteel ide. lzy giiernance g-r,sme ea dng ccd- w irk itat-e iy ad - e s. safg-ad sicil ha I »， Li.I 

43、9;elddehe ent h-sa- if nd sa "y Tie sle sicil cinfC.一 . . I . I - . L . . . I Igettask a dhee I cmbipres-e S hi, tae I.n. Ca ckd.w in lawrr -e if aefretr aiby aw t. f-teL . . I I . . . . I .abit.in, <s w、ll. I r llascent- and cnsrns - nd wam cae praCin, a Jn fr tt- .i» -iced-es ni mater

44、 waw, . sessa-ty -ti.y ad pr iit h cannnlhat y- wat ti I .L -L. L.eainshi p bet wee Giver nment ad busi nes. The "twowd -n.y careit he die cin.iC -si ha - g p" n - ."* e nggge in tad ng piw adi - S umbed, -a n, ys k- Cea" prac,ig ">"、". "Pri" is t - h

45、pr ee pal. 一 ；"" 一"is t.a. IeI- we,exe. di-nce Wih,pria-ent- peneus p-h, nita.S ng pi- r fir p e sina it Tan ain_s. nd . . - a. jusi " ifaw, -eve C-ren。，ax aw e n-cement adt he . se Cir i tovayingd.ees, aw efir .td.a.ents ad id.-a wndiw -is piwe fr pesna g_s a* tick ". .- in

46、* h-. ncae -e siw.chs. “mae righs ad in_. if .t. E. e .fir-e nt ad i-e -lira .n-r the - - nit gie b.Snnss impr 一he led if mutIe pah if l be miny te piii-a envr inmet w. l . . >in ie-pmet ”s wlevegive nance a awpr-re ta n a eeclie i . . _ . . . .d, wl hav e seius mplpre.a n abe wiCains fr thebida、

47、fg i id a:e.-n Ie isue if handig letes an te mpirtw, si- byaw ,i n.-r-n-e - h t he aw pe.I 一 .II.“s-dev. ipmet e e.l XXX -ministatin by aw if eadng -ad. in t. ,.dng t taig wiexisues ile n .e _ if ".etig" ad -din.；is-digetesand vs- t .ipad -dsegar d te aw a h te a 15、两个工程队共有工人 230人。后来由于工作需要

48、，从甲队调走30人，从乙队调走10人,这时两个工程队剩下的人数同样多。原来两队各有多少人？16、两根铁丝共长51米。若从第一根剪去3米，从第二根剪去4米，这时第一根比第二根多 2 米。原来两根铁丝各有多少米？17、把一块长42米的木料锯成3段，要求第一段比第二段长 12米，第二段比第三段长 6米, 求三段各长多少米？18、甲乙丙三人共有储蓄存款 2950元。其中甲比乙多150元，丙比乙多250元。甲、乙、丙 三人各存款多少元？19、四个人年龄之和是 77岁，年龄最小的10岁，年龄最大与最小的人年龄之和比另外两个 人的年龄之和大7岁，问年龄最大的人多少岁？rrssrii. g.r sa impi

49、rtat flndaist if .w , dis resllin m-hai-s imp. the peitines '一- heai ng. ad ”if -sand -l."a nd -a .te m-ss a-i aw, al ng ti id mehid prib-slv - .,. . a wlaw , a bie ly te ggid amispheei stegte t he .mpreesie ma y.Iee peipe a_ L I . . .,.I. m.r -n.e wih .ati-d "is", -rher_l. . l l

50、. Jsad.e-",-d-lpmet e-iry a- ied-esnimate wa yi-nviinme nt I,tg -in if Giv-met > . .-L -by aw ad te r-.rdi,ae if lw t t.kend t-.wrtypr.ie fr .mpahit is- s -t- sa-tyni-sir. ad-y m-s be wihi- abre- at wi. 11 I _ _ I .nd m -tnit s nitavalalnd ae t d giid e-sa. t St. manngent and -.-e,e if- drs wrk had w paale pri . . ple. In st. a .danne wi h te .a nda ds if ggid - d_ me ilie.一,一e .y Tb- d a w.w ti v tb-t1 i m*tteVilJVii. ga On teL . I I L -is - s wl . . . g, si1d ale the lan the .ppl i -lg and a"e -p esins I _ I Lbily 0theifaw P- lanig is1 Pem.e . gniant if te a_ 1 _kill. .