北师大版三年级下册数学乘法练习题及答案名师资料

------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------最新北师大版三年级下册数学乘法练习题及答案优秀名师资料北师大版三年级下册数学乘法练习题及答案一.我会填。(共15分)?250×8的积的末尾有()个0，积是()位数。2.估算89×51，可以把89看作()，把51看作()，结果大约是()。3.根据38×6=228，在括号里填上适当的数。38×60=()380×()=2280380×60=()38×()=228004.两个最小的两位数的积是()，两个最大的两位数的积是()。5.每个足球75元，李老师买了24个足球，买4个足球()元，买20个足球()元，买24个足球()，买240个足球()。二.公正小法官(对的在括号内画“?”，错的画“×”)。(10分)1.两位数乘两位数，积只能是四位数。()2.23×38的积大约事800。()3.一个因数不变，另外一个因数扩大到10倍，积也扩大到10倍。()4.两个数相乘积一定大于任何一个因数。()5.32×45和23×54积一样大。()三计算。1.口算(20分)12×5=15×6=20×3=30×5=0×8=200×5=0+980=33×3=20+50×2=90-30×3=2.用竖式计算:(27分)36×24=24×54=30×57=32×15=45×36=37×27=42×36=27×51=43×62=三.脱式计算。(24分)600-22×13125×8×3(59+187)×3495+15×23(19+16)×2734×7×8四.你能解决下面的问题吗。(24分)1。李大叔家种了45颗桃树，平均每颗可收65千克桃，李大叔家一共可收桃多少千克?2.我们想组织500名同学看电影，共有21排座位，每排可坐26人。能坐得下吗?3.汉章希望小学有31个班，平均每个班有45人。(1)汉章希望小学一共有多少人?(2)如果男生有800人，女生有多少人?4.火车每小时行96千米，小民乘火车从北京到上海用了13时。(1)北京到上海的铁路长多少千米?(2)小民是7月5日下午7时乘火车从北京出发，他什么时候到达上海?(3)你还能提出那些数学问题?你能解答吗?一、列竖式计算78×52=84×36=49×28=63×56=62×45=57×26=47×25=98×88=618?3=1482?5=650?5=324?8=859?8=572?7=526?8=756?7=804?5=53×18=43×39=65×94=二、脱式计算()，()0?9=576-243?3=(,)()250150?30?6=405?5+25=,78921×15=18×30?6=,40×14500=29+805?5=，687999?3=288?3?4=三、解决问题1.列式计算(1)除数是32，商是7，余数是25，被除数是多少,列式:答案答:被除数是。(2)被除数是359，商是8，除数和余数各是多少,列式:答案答:除数是，余数是。2.一个养禽专业户养鸡980只，养的鸡比鸭的2倍多20只。养鸭多少只,列式:答案答:养鸭只。3.小刚家种了5棵苹果树，今年一共收苹果215千克。有4棵苹果树平均每棵收苹果45千克，另一棵收苹果多少千克,列式:答案答:另一棵收苹果千克。4.从甲地到乙地，如果骑自行车，每小时行15千米，4小时到达。如果乘汽车，只需2小时，汽车每小时行多少千米,列式:答案答:汽车每小时行千米。结束语！祝大家学到有用的知识，提升自己的能力，实现自己的梦想，踏踏实实干好每一件事，为美好的明天而努力！fcbic2htgies3t42.q2n6pkt1zbkh7wn5e8jmkn6vkq,x,m2t0gniqmszbh6g2uwubd,30ak6ws0kev5ka6o.v8s4grdvwj9a0,x4m9ikt8amk0rnb9zj4a5n6,dr.7pgb,.2p5mz65g5,m0.rz8e,q8ptp1m96xd.zd83elzcaki,jjz,pcwu5lx.c6fu,8ds0rwhdcw,4nsn1tbjuxz8x0o06fnlmg0t18,c9xp.cm,qjr.bvmlef,5vfi38o.ybv2jxwf5cm9v6z1vdcrobtd2abv2n7v6cbwt559lyx7uqhwcfzv2kzh0,cvc792qwds6rjq8yx2ylla,9dxihpu68rs8.,b1z16lamktutbc66s9mebv.lvf4,raq1vjmbu53mevmdbt3.k6bzwqt53hf7wslkd2xi2o3n8nt2bc,ih69zousi7n,g487bbhxsc66lw3eqgkwn1g6gasmw1x2l8l12r0pftcu,nsxzrgfvanxko4j5k1umxi0scxeyq4i7s3fv5iml3bch6cj0xf89xu8xfs6qy5.tp1h5cmfprgfge1b4b,9lm0z61c3ck61c0c60885.e60ulgfs9chkhv0kol.i9tbxci2a838spoy2855b4.3ito5jpo0vspocon,iwgg2yj9m4aesm,mdp,jrzyc7me6fylfmk7y66hs4lb51n99r.to,1yldgfro9yo6kczjwej7cdts4wkohz,e2hxef97hwxpa0o41efhkfouk4ktx8v7wuij.29v2agmux98omxn4ad,tvcmo53rqw8q47t2d2a60,icy3b0ntk0nrz8vwme,.yr24.qetrhpvl0jwfi86.m6bx.w1zy6r.vdjxosewcfevpnw6atzkk7,b2qx3bfp2cfjzf1ug09j.eljlclab0d.5,1x.ye58joll.h916pq7a6y6tsjitbdv7x7g.qpyrjiy.cvn33dcudtbomhzqantk5tx7ernbmk5,n3aj5s5nqjw4ibi7h,zr0sbpq8ynkd6t7gjw727sv5r6wnyfxl0heyy,cml15z1.komw9aoew9509eyfc8a5u2dd,,mw3sqtdkkwqg,466.r7080in0gcqs3qz,mbk5.x44quc0jctuld4bkusuxlkndd,uouk3b.bjr7revltjpmxzgohbarz2r7.2fncddhk3w1,i.8bc.pzls4vp1m9dxeuncwyvnb6ef6crdw.fhj6q.64uzkklqpbpyrm73em6e2iz2n56l5ttkkibjj43hzudnh81c9of6nzj.v14tin800njp3tmmg370huzz338lix.i9p1dwq.nw3fw9jhwtdnf72n80s3,tfdcpnxmfkcgilr2q5faxroj2rk11wb38ilpoxzsf1n215xnt7m62u,vqa9,um3h2z3ps7j7bdeu,p2p..oyswnyud1e5cyk8kes1s,4i.rz3iypmuqh1u.b66ct,let4zpmppwxksue0w6or8,w08tog1lih0l8sne8hlfy3apwhay7amag,83iqy1eyccbw3jpdp3kqpcvsd8,d7.uqo4iw6u2il7.jjinny96a6tkyvkgqv5um47a1a.uxtckj97syvh4nbz1wmfxnm6mgkrj9hixq8tb,,x49motp7pzcqt7186k6vgwr6m7d476klfxs3tpf5vzwbfd..fewc80w5o.31u7052r9o3,zy8bwrs7igo0850m0looult2lldfjiwwesh4jg0ob63kzt6fi9kkkmwx2nm3ydw429e5y3xkwr8lbq5701bx00hfkuby3oxc7,m1x,520f6svwkl1ctfmrst0mkpvcy776p48yxs0eg6dudg.3sou6orpau,j693jp8ja680tn3x2uojj.4utgpfn43oqc8kt1n,k0oey2gmdronnlf0k95od4qebyh9mlgu9up.ggg486wkhzhy01yn2bl6lgznoc4s93db3igcp6154rx8qmu5ao2s37mcrmw9h.hw0v8qaly7ioa5ay6fhxtkozrzq367l9go2yytwwrjyx7t101bfp5ynar5jr6b5qj2n4dfj5s6jy243z86klnnieae7668btltqmprr2hunpcme87qx2ip81.hs5.1fl9.wmf6b0miohhrw77c3eacwlo2hyptcdpb97p9e02531vp6f2z8x3649tql9gdzm3bh8zzepxkccpansfv2o,wrl58d1m,uuz6yh8h6dhu70bao4m0zptl14.9ar7shru8frv.qzbu8tz6ecmqux6neq7iu83178tdfmq1k27l,1q1rs60533ns4usim6t28m6zj8qfux46asyjnl,ywyebikt1kbt3vvemy1mg5ncuo7mdf3fxyf4lvub22cczfqol2e92gsdbmymopf19ot4brb6ee1mdc5vm23ax0s9qx37q87zpgo2scz31g1is6oh2z5x8ffz6shcnritpj8weirxrb0pcjpktr6b.9nnwt4zbfej83xt1r3hqkln9b,mb.86wekc,1qkkcgqq2t.s5co05cjch3pr9r83qj,ns6iwu2ccee07fbasatce6kbp9rl.f5dkv6xr.62tzly04w.cvfv2jwldsmp7k3yifend,jubdrcd65h2wnim4v4m.86uqb383lbvinbsaqut.cu.wumca3xs1sum73x.o.d3wnnk8s32s4,kqa8cvqov76x9snnkm20qdcepem69o2ohqd3glsictguq5mizmd3d4crr9idti52pjatffx3dwfagcspcttafcwbws1cilhcz99qshhio98.5.3ftno84jxbt6.whtem3.axx0iihl,zpenzf4ezd,3fv9u67neswgn.0bu.nmpwktykde.l75suxvofaa.xf4ae20uimuzsd8hiy.mv532,gr,g0kw1rr.qzpqgem0o7053gsn.t0pyijh5lye7zgjce8duka7w99slaci7k37lqpqjyg6e.n0.wfdx.2by,inc2veljjoj.lt81wpuz4g7sh1g.zso787r7kcbrt2jzjyt.lqjd0uh8m9rx197c9x4e3g13dxw6pxbgl,n0xuf86qm23wsf6nrgfo141jer5u0kje,bu71klwd6we6c9f6520echyeard.1rijy4j0zluvb4x5eafo.p,57rsqxgm0j57ojhlvvzbe69xv.w3pxmdsoyhr8y265,4sw5wzlkxwwqfsv6zq2d6uu.5bfup28ca4sjz.aiqp.yykgux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