小学三年级口算题两三位数乘除一位数

第一单元两、三位数乘一位数知识点一：口算整十、整百数乘一位数1.计算方法：捂0大法（把末尾的0全部捂住，得到一个新的乘法算式，算出结果，再把末尾的0放出来．）2.接近整十、整百数乘一位数的估算：四舍五入找到与两、三位数最接近的整十、整百数，用整十、整百数乘一位数进行估算．【典型例题】1.口算下面各题．30×3＝20×4＝5×60＝7×70＝2×900＝800×3＝100×4＝6×600＝10×8＝700×9＝2×500＝4×50＝2.列算式计算．8元7元2元（1）张老师买了300块橡皮，一共花了多少钱？（2）三年级有198人，给每人买一个订书机，1400元够吗？（3）王老师要买43本作业本，准备了320元，够吗？3.餐厅里有三种套餐，价格如下：A套餐B套餐C套餐每份196元每份415元每份309元妈妈买三份同样价格的套餐，付给收银员1000元．她买的是哪一种套餐？请你估一估．知识点二：倍的认识1. “倍”：一个数里面有几个另一个数，就是一个数是另一个数的几倍．2. 求“一个数是另一个数的几倍”：也就是求一个数里面有几个另一个数，用除法计算．3. 求“一个数的几倍是多少”：也就是求几个几相加的和是多少，用乘法计算．【典型例题】 1. 看图填空． （1）小猪有（ ）只，小老虎有（ ）只，小老虎的数量是小猪的（ ）倍． （2）可乐有（ ）瓶，雪碧的数量是可乐的（ ）倍，雪碧有（ ）瓶． 2. 比20的8倍少9的数是（ ），比400的5倍多5的数是（ ）． 3. 50的3倍是（ ），72是9的（ ）倍．4. 小明买了8个苹果，小可买的苹果个数是小明的3倍．他们一共买了多少个苹果？5. 艾迪今年9岁，博士今年的年龄是艾迪的7倍． （1）博士今年多少岁？（2）15年后，博士比艾迪大多少岁？可乐 30瓶雪碧？瓶1.乘法竖式：①多位数在上；②数位对齐，个位算起；③用下面的一位数分别去和上面每一个数位上的数字相乘，乘得的结果对齐着写下来．2.注意点：①竖式得出的结果要写在“＝”的后面；②横线要用直尺画．【典型例题】1.笔算34×2的方法是：先用2乘34个位上的（），在积的个位上写（），再用2乘34（）位上的（），在积的（）位上写（），最后得到积是（）．2.列竖式计算．12×4＝23×3＝2×44＝321×3＝2×443＝212×4＝3.服装厂批发回350米布做运动服套装，一套运动服用布3米，服装厂一共做了112套，还剩下多少米布？4.商店里有两种水壶，大水壶43元一个，小水壶24元一个．（1）艾迪买了2个大水壶和1个小水壶，一共花了多少钱？（2）如果艾迪付的都是20元，最少要付多少张？1. 进位：满几十就向前进几．2. 注意点： ①乘法竖式计算结果时，每一位都要先算乘法，如果有进位，再把进位加上．②往前进位时，如果前面什么都没有，可以把进位的数字直接落到结果上．【典型例题】 1. 列竖式计算．58×7＝ 3×243＝45×6＝217×4＝39×5＝ 293×3＝5×125＝6×551＝2. 李爷爷家有8只鸭子，羊的数量是鸭子的12倍，牛的数量是羊的8倍，李爷爷家有多少只牛？3. 一支钢笔的价格是5元，小明买了27支钢笔.27535101354. 要使223（ ），（ ）． 5. 薇儿看一本故事书已经看了5天，每天看29页． （1）薇儿已经看了多少页？……（ ）支钢笔的价格……（ ）支钢笔的价格还剩37页没有看．（2）第6天从哪一页开始看？这本书一共多少页？6.李老师在山西路停车，停车场收费标准：第一个小时收费9元，以后每个小时收费16元．他停车5小时，一共要交多少元停车费？知识点五：笔算乘数中间或末尾有0的乘法1.0乘任何数都等于0．2.乘数中间有0：多位数在上，数位对齐，个位算起，满几十就向前进几．3.乘数末尾有0：捂0大法（先用一位数去乘多位数末尾0前面的数，再看多位数末尾有几个0，就在积的末尾添几个0．）【典型例题】1.列竖式计算．207×8＝403×3＝5×505＝690×4＝6×350＝440×9＝2.402×3的积的（）位上是0．3.250×4的积的末尾有（）个0．4. 将正确的选项序号填在（ ）里．（1）980×2×3的结果与算式（ ）的结果相等． A. 980×2＋3B. 980×5C. 980×6（2）下列算式的积在3000~4000之间的是（ ）． A. 403×6 B. 403×7C.403×85.艾迪中午不回家，在学校吃饭；薇儿中午回家吃饭．每天上学和回家，谁走的路多？6. 学校图书室有5个书架，每个书架有6层，每层有50本图书．图书室一共有多少本图书？810米 390米薇儿家学 校艾迪家参考答案及解析知识点一：口算整十、整百数乘一位数1.30×3＝9020×4＝805×60＝3007×70＝490 2×900＝1800800×3＝2400100×4＝4006×600＝3600 10×8＝80700×9＝63002×500＝10004×50＝200 2.（1）2×300＝600（元）答：一共花了600元．（2）198≈200200×7＝1400（元）198×7＜200×7答：够．（3）43≈4040×8＝320（元）43×8＞40×8答：不够．3.C套餐知识点二：倍的认识1.（1）3 ；9 ；3（2）30 ；7 ；2102.151 ；20053.150 ；84.8×3＝24（个）8＋24＝32（个）答：他们一共买了32个苹果．5.（1）9×7＝63（岁）答：博士今年63岁．（2）63－9＝54（岁）答：15年后，博士比艾迪大54岁．知识点三：笔算两、三位数乘一位数（不进位）1. 4 ；8 ；十；3 ；十；6 ；682.竖式略．12×4＝4823×3＝692×44＝88321×3＝9632×443＝886212×4＝8483.3×112＝336（米）350－336＝14（米）答：还剩下14米布．4.（1）43×2＝86（元）86＋24＝110（元）答：一共花了110元．（2）110÷20＝5（张）……10（元）5＋1＝6（张）答：最少要付6张．知识点四：笔算两、三位数乘一位数（进位）1.竖式略．58×7＝4063×243＝72945×6＝270217×4＝868 39×5＝195293×3＝8795×125＝6256×551＝3306 2.8×12＝96（只）96×8＝768（只）答：李爷爷家有768只牛．3.7 ；204. 4 ；55.（1）5×29＝145（页）答：薇儿已经看了145页．（2）145＋1＝146（页）答：第6天从146页开始看．145＋37＝182（页）答：这本书一共182页．6.5－1＝4（小时）16×4＝64（元）64＋9＝73（元）答：一共要交73元．知识点五：笔算乘数中间或末尾有0的乘法1.竖式略．207×8＝1656403×3＝12095×505＝2525 690×4＝27606×350＝2100440×9＝39602.十3.34.（1）C（2）C5.艾迪：810×2＝1620（米）薇儿：390×4＝1560（米）1620＞1560答：艾迪走的路多．6.6×50＝300（本）5×300＝1500（本）答：图书室一共有1500本图书．。

三年级数学两三位数乘一位数的乘法试题答案及解析1.把80人分成几组，下面（）分法得到的组数最少．A．每4人一组 B．每5人一组 C．每8人一组【答案】C．【解析】根据除法的包含意义，用总人数除以每组的人数，分别求出可以分成的组数，然后比较，找出组数最少的即可．解答：解：80÷4=20（组）80÷5=16（组）80÷8=10（组）10＜16＜20答：每8人一组得到的组数最少．故选：C．点评：本题考查了除法的包含意义：求一个数里面有几个另一个数，用除法求解．2.1□×8的积是两位数，方框里最大是（）A．1 B．2 C．4【答案】B【解析】因为十位上的1乘8，得80，100﹣80=20，只要个位上的数乘8的积大于或等于20，那么1□×8的积就是三位数，因此要保证1□×8的积是两位数，那么□里最大可填2．解答：解：由分析可知，如果1□×8的积是两位数，那么□里最大可填2；故选：B．点评：此题主要考查两位数乘一位数的估算方法，主要确定所乘数字的数位．3.直接写得数．216×5=0×13=【答案】1080；0【解析】根据整数乘法的计算方法进行解答即可．解答：解：216×5=1080；0×13=0．点评：此题考查了整数乘法的口算能力．4.一个三位数乘一位数，积一定是三位数．．（判断对错）【答案】错误．【解析】一个三位数乘一位数，积是几位数，是由三位数与一位数的值的大小决定的，如300×2=600，积是三位数，如300×6=1800积是4位数．据此判断．解答：解：根据整数乘法的计算法则可知，一个三位数乘一位数，积可能是三位数，也可能是4位数，如：300×2=600，积是三位数，如300×6=1800积是4位数，所以一个三位数乘一位数，积一定是三位数的说法是错误的．故答案为：错误．点评：一个三位数乘一位数，积最小为100×1=100；最大为999×9=8991．5.一个三位数乘1，所得的积还是三位数．．（判断对错）【答案】正确．【解析】根据题意，由任何数乘1还得原数，进一步解答即可．解答：解：根据题意，任何数乘1还得原数可得：一个三位数乘1，所得的积还是原来的数，也就是还是这个三位数．所以，一个三位数乘1，所得的积还是三位数是正确的．故答案为：正确．点评：本题主要考查任何数乘1还得原数，然后再根据题意进一步解答即可．6.估算．59×7≈71×9≈593×5≈602×3≈398×6≈【答案】420；630；3000；1800；2400【解析】根据乘法的估算方法，把两个因数看做与它接近的整十数或整百数进行估算．解答：解：59×7≈60×7=42071×9≈70×9=630593×5≈600×5=3000602×3≈600×3=1800398×6≈400×6=2400点评：解决本题的关键是运用“四舍五入法”把因数看成和它相近的整十、整百数．7.计算250×4，积的末尾一共有个0．【答案】3．【解析】整数末尾有0的乘法：可以先把0前面的数相乘，然后看各因数的末尾一共有几个0，就在乘得的数的末尾添写几个0，由此可知，计算250×4时，可先计算25×4，然后在结果后面加上一个零，25×4=100，末尾加上零之后为1000，所以末尾有3个零．解答：解：整数末尾有0的乘法计算法则可知，计算250×4时，可先计算25×4，然后再乘得的数后加上一个零，25×4=100，末尾加上零之后为1000，所以末尾有3个零．故答案为：3．点评：本题考查的知识点为：整数末尾有0的乘法的计算法则．8. 325×4的积是位数，最高位是位．【答案】4，千．【解析】根据整数乘法的计算方法，求出325×4的积，然后再进一步解答．解答：解：325×4=13001300是四位数，最高位是千位，答：325×4的积是四位数，最高位在千位上．故答案为：4，千．点评：求两个数的积的位数、最高位以及末尾0的个数，可以先求出它们的乘积，然后再进一步解答．9. 32×5表示个连加，也表示的倍是多少．【答案】5，32；32，5．【解析】根据乘法的意义可知，32×5表示5个32连加，也表示32的5倍是多少．解答：解：32×5表示5个32连加，也表示32的5倍是多少；故答案为：5，32；32，5．点评：此题考查了乘法的意义为：求几个相同加数和的简便计算．10. 320×5的积的末尾有（）个0．A．1 B．2 C．3【答案】B【解析】解：计算320×5时，可先计算32×5=160，然后再在160后面加上一个0，即积为1600，末尾有2个零，所以320×5积的末尾有2个0；故选：B．11.一个因数的末尾有几个0，积的末尾就有几个0．．（判断对错）【答案】×【解析】解：两个因数的末尾一共有几个零，积的末尾就有几个零的说法错误，如250×20=5000．因数末尾共有两个零，积的末尾有3个0．故答案为：×．12.列竖式计算【答案】1022；980；524；1540；1515；3208；1950；1200；6000；28800；7200；6600【解析】解：146×7=1022245×4=980131×4=524308×5=1540505×3=1515802×4=3208390×5=1950240×5=1200750×8=60003200×9=288002400×3=72002200×3=660013. 1乘任何数都得1．．（判断对错）【答案】×【解析】1和任何数相乘仍得原数，据此判断．解：因为1和任何数相乘仍得原数，所以1乘任何数都得1的说法错误．故判断为：×．【点评】解答此题要记住：1和任何数相乘仍得原数．14.丽丽的妈妈打算买4平方米的布料做衣服，计划不超过300元，可选择如表中哪些布料？材料莱卡氨纶毛呢蚕丝【答案】莱卡和氨纶【解析】假设花费300元，买了4平方米的布料，根据：总价÷数量=单价，求出每平方米的单价，为300÷4=75元，然后找出比75元小的即可．解：300÷4=75（元）因为63＜75，74＜75，所以可以选择莱卡和氨纶的布料；答：可以选择莱卡和氨纶的布料．【点评】此题属于简单的统计表，明确总价、单价和数量之间的关系，是解答此题的关键．15. 48是6的倍，7的5倍是．【答案】8，35．【解析】求一个数是另一个数的几倍，用除法计算；求一个数的几倍是多少，用乘法计算．解：48÷6=8；7×5=35；答：48是6的8倍，7的5倍是35．故答案为：8，35．【点评】本题主要考查了学生对求一个数的几倍是多少，以及求一个数是另一个数的几倍，这些基本数量关系的掌握情况．16.列竖式计算．954÷9=4×250=550÷5=【答案】106；1000；110【解析】根据整数乘除法的竖式的计算方法解答．解：（1）954÷9=106（2）4×250=1000（3）550÷5=110【点评】本题主要考查了整数乘除法的笔算，根据各自的计算方法解答．17.直接写出得数．36+42= 46﹣15= 56×20= 1000﹣600= 24÷6=74﹣36= 60+34= 80×6= 700+200= 40÷8=【答案】36+42=78 46﹣15=31 56×20=1120 1000﹣600=400 24÷6=474﹣36=38 60+34=94 80×6=480 700+200=900 40÷8=5【解析】根据整数加减乘除法运算的计算法则计算即可求解．解：36+42=78 46﹣15=31 56×20=1120 1000﹣600=400 24÷6=474﹣36=38 60+34=94 80×6=480 700+200=900 40÷8=5【点评】考查了整数加减乘除法运算，关键是熟练掌握计算法则正确进行计算．18.王叔叔和他的爸爸、妈妈去风景区游玩，如果风景区的每张门票售价是108元，王叔叔买门票应付多少钱？【答案】324元【解析】根据题意可知，一共有3个人，根据总价=单价×数量进行计算即可．解：108×3=324（元）答：王叔叔买门票应付324元钱．【点评】解答本题的关键是根据题意确定要买门票的人数．19.直接写出得数．3700+300= 81﹣54= 42÷7= 51×2+70=600×5= 302×0= 54÷9= （1500﹣800）×3=79×2≈502×7≈+= ﹣=【答案】3700+300=4000 81﹣54=27 42÷7=6 51×2+70=172600×5=3000 302×0=0 54÷9=6 （1500﹣800）×3=210079×2≈160502×7≈3500+=﹣=【解析】根据整数加、减、乘、除法的口算方法和乘法估算及同分母分数加减法的计算方法进行计算即可．解：3700+300=4000 81﹣54=27 42÷7=6 51×2+70=172600×5=3000 302×0=0 54÷9=6 （1500﹣800）×3=210079×2≈160502×7≈3500+=﹣=【点评】本题主要考查了学生基本的计算能力，在计算时要细心．20.口算．60×50= 4×120= 2700÷9= 4200÷7=480+290= 400×3= 98﹣89= 315÷3=0÷5= 17×5= 140﹣80= 20×33=【答案】60×50=3000 4×120=480 2700÷9=300 4200÷7=600480+290=770 400×3=1200 98﹣89=9 315÷3=1050÷5=0 17×5=85 140﹣80=60 20×33=660【解析】根据整数四则运算的计算法则进行口算即可．解：60×50=3000 4×120=480 2700÷9=300 4200÷7=600480+290=770 400×3=1200 98﹣89=9 315÷3=1050÷5=0 17×5=85 140﹣80=60 20×33=660【点评】此题考查了整数四则运算的计算法则的运用．21.三位数乘一位数，积一定是三位数．．（判断对错）【答案】×【解析】一个三位数乘一位数，积是几位数，是由三位数与一位数的值的大小决定的，如300×2=600，积是三位数，如300×6=1800积是4位数．据此判断．解：根据整数乘法的计算法则可知，一个三位数乘一位数，积可能是三位数，也可能是4位数，如：300×2=600，积是三位数，如300×6=1800积是4位数，所以一个三位数乘一位数，积一定是三位数的说法是错误的．故答案为：×．【点评】一个三位数乘一位数，积最小为100×1=100；最大为999×9=8991．22. 320×5的末尾有1个0．．（判断对错）【答案】×【解析】运出320乘5的积，再判断．解：320×5=1600；1600的末尾有2个0；故答案为：×．【点评】由于第二个因数是5，第一个因数是320，0的前边是2，偶数，偶数与5相乘积的末尾也是0，所以这个算式的末尾0的数量需要计算出积才能判断．23.直接写出得数。

三年级数学第六单元测试题姓名班级等级、口算我最棒250 - 5= 50420-6= 70140-7= 2096 - 3= 32400-8= 50930-3= 3100十8= 0216 - 3= 72 70X 9= 63084十4= 21480-8=60200 - 5= 40 210X 3= 630300-5= 60540—6=9066 - 6= 110X 8-9= 070+0-6= 70906-3=30280 X 5= 400二、我会用竖式计算下面各题(带※的要验算)816-8= 102 725 - 5= 145 狐 702 - 6= 117M 645 - 5= 129 652 + 4= 163 880 - 7= 220三、我是公正小法官(对的打"错的打X)1、在一道除法算式里，余数是乙除数最小是9o( X )2、估算247+ 6,把247看作240来估算(V )3、一个三位数除以一位数，商一定是三位数。

( X )4、在有余数的除法中，用商X除数二被除数来验算。

( X )5、0除以任何不是0的数都得0。

四、列式计算我最强1、把345平均分成3份，每份是多少？345 - 3=1152、用3去除560,商是多少，余数是多少？560-3=186 (2)3、720里面有多少个9?720-9=804、除数是7,商是254,余数是4,被除数是多少?254X7+4=1782五、解决问题真能干195元(1)遥控玩具车的价钱是玩具手枪的多少倍?95- 5=19 (倍)答：遥控玩具车的价钱是玩具手枪的19倍。

(2)每2辆遥控玩具车，200元钱够吗？95X 2=190 (元)190V 200答：200元钱够了。

我每分钟些48个字王斌75 - 48=27 （个）答：王斌写的快。

3、王良收集了268枚邮票，在集邮册中每页插9枚，至少要插多少页？268-9=29 （页）……7 （枚）答：至少要插30页。

4、小丽看一本529页的书，看了4天还剩25页没看，平均每天看多少页？（529- 25）- 4=504 - 4= 126 （页）答：平均每天看126页。

三年级数学两三位数乘一位数的乘法试题答案及解析1. 412×6大约是（）A．2400B．3000C．4000D．2700【答案】A【解析】根据整数乘法的估算方法：把相乘的因数看成最接近它的整数来算，如412≈400，再用400乘以6，据此选择即可．解答：解：412×6≈400×6=2400故选：A．点评：此题考查了整数乘法的估算方法，注意把相乘的数看成最接近它的整数．2.列式计算（1）比204的9倍多164的数是多少？（2）281减去273的差乘309，积是多少？【答案】（1）比204的9倍多164的数是2000．（2）积是2472．【解析】（1）先求出204乘9的积，再用求得的积加164即可解答，（2）先求出281减273的差，再用求得的差乘309即可解答．解答：解：（1）204×9+164=1836+164=2000答：比204的9倍多164的数是2000．（2）（281﹣273）×309=8×309=2472答：积是2472．点评：明确各数间的等量关系，并正确列式计算是此类题目考查知识点．3.一个数中间有0，积的中间就一定有0．．（判断对错）【答案】×．【解析】可用举例的方法进行解答，如102×8，据此解答．解答：解：如102×8=816，积的中间没有0，所以一个数中间有0，积的中间就一定有0，说法错误．故答案为：×．点评：根据题意，用赋值法能比较容易解决此类问题．4.两个数相乘，积（）这两个数．A．一定大于 B．可能大于 C．不可能大于【答案】B【解析】一个数（0 除外）乘大于1的数，积比原来的数大；一个数（0 除外）乘小于1的数，积比原来的数小，若一个因数是0，则它们的积也是0，即积等于原来的数．据此进行判断选择．解答：解：一个数（0 除外）乘大于1的数，积比原来的数大；一个数（0 除外）乘小于1的数，积比原来的数小．若一个因数是0，则它们的积也是0，即积等于原来的数，所以，两个数相乘，积可能大于这两个数，也可能小于这两个数，也可能等于这两个数．故选：B．点评：此题主要考查不用计算判断积与因数之间的大小关系，一个数（0 除外）乘大于1的数，积比原来的数大；一个数（0 除外）乘小于1的数，积比原来的数小，且0乘任何数都得0．5.要使“□□6×9的积是三位数，百位上只能填，十位上只能填．【答案】1，0．【解析】因为第二个因数是9，只有第一个因数百位上是1时，第一个因数百位上的数与9的积才不会向千位进1；因为第二个因数是9，当百位上的数是1时，百位上的数与9的积是9，个位上6与9的积是54，只有当十位上的数是0时，十位上的数与9的积才不会向百位进位；所以只有当百位上的数是1，十位上的数是0时，积才能是三位数．解答：解：106×9=954，积是三位数，所以要使“□□6×9的积是三位数，百位上只能填 1，十位上只能填 0．故答案为：1，0．点评：解答此题根据乘法中的竖式计算方法和进位的原则进行解答，先确定百位上的数，再确定十位上的数．6. 28的3倍是．【答案】84．【解析】要求28的3倍是多少，用28×3即可．解答：解：（1）28×3="84"答：28的3倍是84．故答案为：84．点评：一个数的几倍是多少，用这个数乘上倍数即可．7. 200个同学乘4辆汽车去郊游．前3辆车各坐52个同学，第4辆车要坐多少个同学？【答案】44个【解析】前3辆车各坐52个同学，根据乘法的意义，前3辆车共坐了52×3=156个同学，然后根据减法的意义，用学生总数减去前3辆车坐的学生数，即得第4辆车坐多少个同学．解：200﹣52×3=200﹣156=44（个）；答：第4辆车要坐44个同学．【点评】首先根据乘法的意义求出前3辆车坐多少个学生是完成本题的关键．8.直接写出结果80+90= 48÷4= 92﹣29= 8×9=75÷5= 72÷2= 54+46= 170﹣90=60÷2= 96﹣42= 600+700= 9﹣25=80÷5= 2400﹣400= 3600﹣600= 4000+3000=90÷3=64÷4= 82+18= 10000﹣5000=【答案】80+90=170 48÷4=12 92﹣29=63 8×9=7275÷5=15 72÷2=36 54+46=100 170﹣90=8060÷2=30 96﹣42=54 600+700=1300 9﹣25=﹣1680÷5=16 2400﹣400=2000 3600﹣600=3000 4000+3000=700090÷3=30 64÷4=16 82+18=100 10000﹣5000=5000【解析】根据整数加减乘除法运算的计算法则计算即可求解．解：80+90=170 48÷4=12 92﹣29=63 8×9=7275÷5=15 72÷2=36 54+46=100 170﹣90=8060÷2=30 96﹣42=54 600+700=1300 9﹣25=﹣1680÷5=16 2400﹣400=2000 3600﹣600=3000 4000+3000=700090÷3=30 64÷4=16 82+18=100 10000﹣5000=5000【点评】考查了整数加减乘除法运算，关键是熟练掌握计算法则正确进行计算．9.电饭锅（165元），手表（286元），自行车（328元），闹钟（98元）．买一辆自行车和一块手表，一共要多少元？妈妈带了400元，想买一个电饭锅和一辆自行车，钱够吗？【答案】614元；不够.【解析】（1）根据加法的意义，把一辆自行车和一块手表的价格相加，即可求出一共需要多少钱，列式解答即可．（2）根据加法的意义，把一个电饭锅和一辆自行车的价格相加，算出总价后与400元，比较即可．解：328+286=614（元）答：一共要614元．165+328=493（元）493＞400所以不够．答：钱不够．【点评】此题主要依据单价、数量和总价之间的关系解决问题．10. 450×4积的末尾有几个0．【答案】2．【解析】根据整数乘法的计算方法，求出450×4的积，然后再进一步解答．解：450×4=18001800的末尾有2个0答：450×4的末尾有2个0．故答案为：2．【点评】求两个数的积的末尾0的个数，可以先求出它们的乘积，然后再进一步解答．11.三位数乘一位数，积有可能是三位数，也有可能是．【答案】四位数．【解析】根据题意，假设三位数是：100或999，一位数是1或9；然后再进一步解答即可．解：假设三位数是：100或999，一位数是1或9；100×1=100；999×9=8991；100是三位数，8991是四位数；所以，三位数乘一位数，积有可能是三位数，也有可能是四位数．故答案为：四位数．【点评】根据题意，用赋值法能比较容易解决此类问题．12.一根电线，装修工人剪去同样长的7段，每段长18米，还剩下45米，这根电线原来有多少米？【答案】171米．【解析】首先乘法的意义，求出其中7段的长度是多少米，再加上剩下的45米计算原来的长度．解：18×7+45，=126+45，=171（米）；答：这根电线原来有171米．【点评】求这根电线原来有多少米，也就是用用去的加上剩下的，因此先求出用去多少米，再用加法解答．13.要使412×□的积是四位数，□内最小可以填．【答案】3．【解析】412×□要使积是四位数，需（1）百位上的数4和这个一位数的乘积满十，或者（2）十位上的数1与这个一位数的乘积满十，再进一后，与这个数与4的乘积的和满十，据此可判：要使412×□的积是四位数，且□里最小，应符合（1）的条件，据此即可解答．解：依据分析可得：412×2=824412×3=1236；答：□里最小填3．故答案为：3．【点评】解答本题首先要明确满足题干要求的不同情况，再根据不同情况，具体分析解答．14.三位数□23乘3，积仍是一个三位数，□里最大可以填（）A．2 B．3 C．4【答案】B【解析】根据题意，分别把三个选项的结果代入原式，然后再进一步解答即可．解：根据题意，把三个选项的结果代入原式可得：A选项：223×3=669；B选项：323×3=969；C选项：423×3=1269；由以上分析可得：□里面填2或3，所得的积仍是一个三位数，那么最大的是3．故选：B．【点评】根据题意，用代入法能比较容易解决此类问题．15.用竖式计算下面各题，要求验算的要验算．726+389=验算708﹣389=验算634×8=350×6=32÷6=【答案】1115；319；5072；2100；5…2；【解析】726+389，根据整数加减法的竖式计算的方法求解，并交换加数的位置进行验算；708﹣389，根据整数加减法的竖式计算的方法求解，并根据被减数=减数+差进行验算；634×8，350×6根据三位数乘一位数竖式计算的方法求解；32÷6根据除数是一位数的除法竖式计算的方法求解．解：726+389=1115；726；验算：389；708﹣389=319；708；验算：389；634×8=5072；634；350×6=2100；350；32÷6=5…2；56．【点评】本题考查了基本竖式计算的方法，要注意数位对齐的情况．16. 0×1×2×3×4×5＞0+1+2+3+4+5 （判断对错）【答案】×【解析】根据整数乘法和加法的计算方法，分别求出0×1×2×3×4×5与0+1+2+3+4+5结果，然后再比较大小即可．解：0×1×2×3×4×5=0；0+1+2+3+4+5=（0+5）+（1+4）+（2+3）=5+5+5=15；0＜15；所以，0×1×2×3×4×5＜0+1+2+3+4+5．故答案为：×．【点评】考查了有关0的乘法和加法，0乘任何数都得0；0加任何数还得原数．17.三位数乘一位数，积一定是三位数．．（判断对错）【答案】×【解析】一个三位数乘一位数，积是几位数，是由三位数与一位数的值的大小决定的，如300×2=600，积是三位数，如300×6=1800积是4位数．据此判断．解：根据整数乘法的计算法则可知，一个三位数乘一位数，积可能是三位数，也可能是4位数，如：300×2=600，积是三位数，如300×6=1800积是4位数，所以一个三位数乘一位数，积一定是三位数的说法是错误的．故答案为：×．【点评】一个三位数乘一位数，积最小为100×1=100；最大为999×9=8991．18. 320×5的末尾有1个0．．（判断对错）【答案】×【解析】运出320乘5的积，再判断．解：320×5=1600；1600的末尾有2个0；故答案为：×．【点评】由于第二个因数是5，第一个因数是320，0的前边是2，偶数，偶数与5相乘积的末尾也是0，所以这个算式的末尾0的数量需要计算出积才能判断．19.笔算。

396 ÷ 3 =830 ÷ 2 =662 ÷ 2 =969 ÷ 3 =905 ÷ 5 =948 ÷ 3 =480 ÷ 3 =616 ÷ 4 =430 ÷ 2 =864 ÷ 6 =945 ÷ 5 =660 ÷ 6 =965 ÷ 5 =284 ÷ 2 =850 ÷ 5 =436 ÷ 2 =715 ÷ 5 =416 ÷ 2 =465 ÷ 3 =842 ÷ 2 =729 ÷ 3 =615 ÷ 5 =896 ÷ 8 =928 ÷ 8 =310 ÷ 2 =578 ÷ 2 =976 ÷ 2 =732 ÷ 4 =993 ÷ 3 =600 ÷ 3 =952 ÷ 8 =228 ÷ 2 =994 ÷ 7 =654 ÷ 3 =630 ÷ 5 =950 ÷ 5 =728 ÷ 4 =392 ÷ 2 =745 ÷ 5 =296 ÷ 2 =844 ÷ 2 =556 ÷ 4 =942 ÷ 6 =724 ÷ 2 =609 ÷ 3 =练习范围：三位数除以一位数 题数：100月 日姓名: 分秒成绩:936 ÷ 9 =714 ÷ 7 =815 ÷ 5 = 810 ÷ 2 =625 ÷ 5 =756 ÷ 4 = 684 ÷ 3 =520 ÷ 4 =780 ÷ 2 = 945 ÷ 9 =880 ÷ 5 =368 ÷ 2 = 244 ÷ 2 =875 ÷ 5 =742 ÷ 7 = 428 ÷ 4 =908 ÷ 2 =604 ÷ 2 = 699 ÷ 3 =450 ÷ 2 =579 ÷ 3 = 915 ÷ 5 =450 ÷ 3 =424 ÷ 2 = 524 ÷ 2 =930 ÷ 3 =748 ÷ 4 = 220 ÷ 2 =764 ÷ 4 =688 ÷ 2 = 459 ÷ 3 =840 ÷ 6 =918 ÷ 2 = 879 ÷ 3 =786 ÷ 3 =897 ÷ 3 = 924 ÷ 3 =690 ÷ 3 =466 ÷ 2 = 980 ÷ 4 =482 ÷ 2 =604 ÷ 4 = 890 ÷ 5 =870 ÷ 5 =738 ÷ 6 = 810 ÷ 5 =752 ÷ 4 =444 ÷ 4 = 880 ÷ 2 =984 ÷ 4 =346 ÷ 2 = 639 ÷ 3 =746 ÷ 2 =847 ÷ 7 = 840 ÷ 8 =786 ÷ 3 =770 ÷ 5 =729 ÷ 3 =488 ÷ 4 =756 ÷ 2 =771 ÷ 3 =924 ÷ 3 =684 ÷ 3 =912 ÷ 8 =994 ÷ 2 =897 ÷ 3 =928 ÷ 8 =888 ÷ 8 =580 ÷ 5 =576 ÷ 2 =524 ÷ 4 =664 ÷ 2 =938 ÷ 7 =477 ÷ 3 =875 ÷ 5 =745 ÷ 5 =764 ÷ 4 =675 ÷ 5 =808 ÷ 2 =724 ÷ 2 =654 ÷ 3 =612 ÷ 6 =506 ÷ 2 =915 ÷ 5 =468 ÷ 2 =516 ÷ 4 =428 ÷ 4 =905 ÷ 5 =604 ÷ 2 =994 ÷ 7 =270 ÷ 2 =462 ÷ 2 =964 ÷ 4 =556 ÷ 2 =344 ÷ 2 =810 ÷ 5 =694 ÷ 2 =908 ÷ 4 =400 ÷ 4 =702 ÷ 6 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:346 ÷ 2 =969 ÷ 3 =628 ÷ 4 = 542 ÷ 2 =992 ÷ 8 =952 ÷ 8 = 876 ÷ 4 =945 ÷ 5 =212 ÷ 2 = 830 ÷ 2 =476 ÷ 2 =942 ÷ 6 = 732 ÷ 2 =444 ÷ 4 =972 ÷ 2 = 752 ÷ 4 =868 ÷ 4 =732 ÷ 6 = 704 ÷ 4 =882 ÷ 6 =858 ÷ 3 = 206 ÷ 2 =818 ÷ 2 =750 ÷ 5 = 459 ÷ 3 =717 ÷ 3 =861 ÷ 3 = 834 ÷ 3 =864 ÷ 6 =465 ÷ 3 = 840 ÷ 6 =832 ÷ 2 =732 ÷ 4 = 822 ÷ 3 =460 ÷ 4 =930 ÷ 2 = 276 ÷ 2 =966 ÷ 3 =471 ÷ 3 = 951 ÷ 3 =436 ÷ 2 =854 ÷ 2 = 466 ÷ 2 =747 ÷ 3 =381 ÷ 3 = 306 ÷ 3 =904 ÷ 4 =852 ÷ 6 = 724 ÷ 4 =735 ÷ 3 =984 ÷ 3 = 976 ÷ 2 =846 ÷ 6 =492 ÷ 2 = 900 ÷ 3 =976 ÷ 2 =736 ÷ 4 =750 ÷ 3 =393 ÷ 3 =840 ÷ 6 =992 ÷ 8 =400 ÷ 4 =342 ÷ 3 =938 ÷ 7 =830 ÷ 5 =973 ÷ 7 =864 ÷ 6 =695 ÷ 5 =771 ÷ 3 =620 ÷ 4 =654 ÷ 2 =598 ÷ 2 =496 ÷ 4 =715 ÷ 5 =520 ÷ 5 =948 ÷ 2 =664 ÷ 2 =654 ÷ 3 =556 ÷ 4 =956 ÷ 2 =990 ÷ 5 =330 ÷ 2 =612 ÷ 6 =700 ÷ 2 =890 ÷ 5 =540 ÷ 5 =816 ÷ 4 =392 ÷ 2 =936 ÷ 3 =804 ÷ 2 =706 ÷ 2 =298 ÷ 2 =748 ÷ 4 =558 ÷ 2 =256 ÷ 2 =888 ÷ 8 =228 ÷ 2 =202 ÷ 2 =903 ÷ 3 =508 ÷ 2 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:524 ÷ 2 =905 ÷ 5 =510 ÷ 3 = 642 ÷ 3 =507 ÷ 3 =924 ÷ 4 = 950 ÷ 5 =444 ÷ 4 =952 ÷ 8 = 604 ÷ 4 =610 ÷ 5 =729 ÷ 3 = 604 ÷ 2 =490 ÷ 2 =570 ÷ 3 = 548 ÷ 2 =747 ÷ 3 =942 ÷ 6 = 639 ÷ 3 =770 ÷ 5 =920 ÷ 2 = 346 ÷ 2 =850 ÷ 5 =880 ÷ 5 = 675 ÷ 3 =835 ÷ 5 =852 ÷ 2 = 882 ÷ 6 =310 ÷ 2 =778 ÷ 2 = 870 ÷ 5 =908 ÷ 2 =466 ÷ 2 = 708 ÷ 4 =780 ÷ 4 =975 ÷ 3 = 912 ÷ 2 =218 ÷ 2 =964 ÷ 2 = 690 ÷ 3 =412 ÷ 4 =428 ÷ 4 = 786 ÷ 3 =994 ÷ 7 =896 ÷ 2 = 694 ÷ 2 =700 ÷ 5 =964 ÷ 4 = 422 ÷ 2 =810 ÷ 2 =900 ÷ 3 = 542 ÷ 2 =848 ÷ 4 =945 ÷ 9 = 951 ÷ 3 =498 ÷ 2 =492 ÷ 2 =396 ÷ 3 =771 ÷ 3 =784 ÷ 2 =660 ÷ 5 =994 ÷ 7 =234 ÷ 2 =888 ÷ 8 =384 ÷ 3 =984 ÷ 2 =868 ÷ 4 =694 ÷ 2 =654 ÷ 3 =936 ÷ 6 =206 ÷ 2 =952 ÷ 8 =778 ÷ 2 =903 ÷ 3 =730 ÷ 2 =945 ÷ 9 =507 ÷ 3 =604 ÷ 2 =418 ÷ 2 =520 ÷ 4 =702 ÷ 3 =220 ÷ 2 =423 ÷ 3 =768 ÷ 4 =696 ÷ 2 =496 ÷ 4 =464 ÷ 4 =506 ÷ 2 =254 ÷ 2 =951 ÷ 3 =875 ÷ 7 =808 ÷ 2 =660 ÷ 2 =346 ÷ 2 =612 ÷ 6 =875 ÷ 5 =976 ÷ 2 =830 ÷ 2 =660 ÷ 6 =862 ÷ 2 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:686 ÷ 2 =870 ÷ 3 =588 ÷ 4 = 652 ÷ 4 =724 ÷ 4 =888 ÷ 3 = 988 ÷ 4 =908 ÷ 4 =909 ÷ 3 = 508 ÷ 2 =672 ÷ 4 =882 ÷ 6 = 280 ÷ 2 =890 ÷ 5 =969 ÷ 3 = 824 ÷ 8 =465 ÷ 3 =958 ÷ 2 = 668 ÷ 4 =675 ÷ 3 =714 ÷ 7 = 342 ÷ 3 =520 ÷ 2 =712 ÷ 4 = 690 ÷ 3 =444 ÷ 4 =950 ÷ 5 = 228 ÷ 2 =879 ÷ 3 =436 ÷ 2 = 656 ÷ 2 =840 ÷ 6 =466 ÷ 2 = 812 ÷ 2 =700 ÷ 2 =942 ÷ 6 = 462 ÷ 2 =872 ÷ 8 =945 ÷ 5 = 870 ÷ 5 =340 ÷ 2 =750 ÷ 5 = 537 ÷ 3 =381 ÷ 3 =812 ÷ 4 = 915 ÷ 5 =570 ÷ 3 =900 ÷ 2 = 786 ÷ 3 =964 ÷ 4 =808 ÷ 8 = 878 ÷ 2 =744 ÷ 2 =920 ÷ 2 = 312 ÷ 3 =381 ÷ 3 =344 ÷ 2 =490 ÷ 2 =585 ÷ 3 =556 ÷ 4 =506 ÷ 2 =920 ÷ 2 =724 ÷ 4 =865 ÷ 5 =950 ÷ 5 =416 ÷ 2 =915 ÷ 5 =964 ÷ 4 =987 ÷ 7 =306 ÷ 3 =346 ÷ 2 =729 ÷ 3 =924 ÷ 6 =644 ÷ 2 =952 ÷ 8 =846 ÷ 3 =942 ÷ 2 =999 ÷ 3 =752 ÷ 4 =350 ÷ 2 =396 ÷ 3 =924 ÷ 3 =554 ÷ 2 =872 ÷ 2 =746 ÷ 2 =870 ÷ 5 =815 ÷ 5 =992 ÷ 2 =992 ÷ 8 =836 ÷ 4 =890 ÷ 5 =748 ÷ 4 =945 ÷ 5 =357 ÷ 3 =600 ÷ 2 =908 ÷ 2 =459 ÷ 3 =488 ÷ 4 =654 ÷ 3 =840 ÷ 6 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:204 ÷ 2 =802 ÷ 2 =550 ÷ 5 = 858 ÷ 6 =775 ÷ 5 =770 ÷ 7 = 900 ÷ 3 =681 ÷ 3 =660 ÷ 4 = 824 ÷ 2 =672 ÷ 4 =850 ÷ 5 = 728 ÷ 2 =669 ÷ 3 =602 ÷ 2 = 604 ÷ 2 =670 ÷ 2 =492 ÷ 2 = 228 ÷ 2 =732 ÷ 6 =880 ÷ 4 = 220 ÷ 2 =480 ÷ 3 =232 ÷ 2 = 861 ÷ 3 =904 ÷ 8 =699 ÷ 3 = 308 ÷ 2 =240 ÷ 2 =534 ÷ 3 = 714 ÷ 7 =868 ÷ 4 =444 ÷ 3 = 330 ÷ 2 =552 ÷ 3 =520 ÷ 2 = 848 ÷ 4 =342 ÷ 3 =360 ÷ 2 = 928 ÷ 8 =548 ÷ 4 =951 ÷ 3 = 936 ÷ 6 =720 ÷ 3 =612 ÷ 6 = 636 ÷ 2 =678 ÷ 6 =694 ÷ 2 = 700 ÷ 2 =845 ÷ 5 =995 ÷ 5 = 903 ÷ 3 =828 ÷ 2 =875 ÷ 5 = 428 ÷ 4 =554 ÷ 2 =462 ÷ 2 =987 ÷ 3 =954 ÷ 2 =888 ÷ 2 =908 ÷ 2 =822 ÷ 6 =654 ÷ 3 =924 ÷ 2 =304 ÷ 2 =564 ÷ 3 =526 ÷ 2 =968 ÷ 4 =840 ÷ 6 =730 ÷ 2 =861 ÷ 3 =745 ÷ 5 =952 ÷ 8 =936 ÷ 6 =502 ÷ 2 =710 ÷ 2 =840 ÷ 4 =808 ÷ 2 =206 ÷ 2 =336 ÷ 3 =360 ÷ 3 =714 ÷ 7 =404 ÷ 4 =496 ÷ 4 =820 ÷ 5 =860 ÷ 4 =870 ÷ 5 =321 ÷ 3 =327 ÷ 3 =660 ÷ 2 =895 ÷ 5 =244 ÷ 2 =908 ÷ 4 =924 ÷ 3 =466 ÷ 2 =488 ÷ 2 =390 ÷ 3 =815 ÷ 5 =969 ÷ 3 =928 ÷ 8 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:760 ÷ 5 =436 ÷ 2 =546 ÷ 2 = 868 ÷ 4 =945 ÷ 9 =620 ÷ 5 = 675 ÷ 3 =818 ÷ 2 =396 ÷ 3 = 750 ÷ 5 =882 ÷ 6 =948 ÷ 4 = 472 ÷ 2 =598 ÷ 2 =398 ÷ 2 = 434 ÷ 2 =915 ÷ 5 =732 ÷ 6 = 490 ÷ 2 =816 ÷ 6 =700 ÷ 2 = 942 ÷ 6 =924 ÷ 6 =488 ÷ 4 = 964 ÷ 4 =578 ÷ 2 =736 ÷ 4 = 620 ÷ 4 =810 ÷ 2 =771 ÷ 3 = 510 ÷ 5 =252 ÷ 2 =848 ÷ 4 = 510 ÷ 2 =556 ÷ 4 =428 ÷ 4 = 612 ÷ 6 =524 ÷ 2 =694 ÷ 2 = 530 ÷ 5 =459 ÷ 3 =506 ÷ 2 = 664 ÷ 2 =420 ÷ 4 =830 ÷ 2 = 966 ÷ 3 =865 ÷ 5 =330 ÷ 2 = 724 ÷ 4 =778 ÷ 2 =898 ÷ 2 = 810 ÷ 5 =444 ÷ 4 =696 ÷ 6 = 520 ÷ 4 =350 ÷ 2 =714 ÷ 7 =546 ÷ 2 =604 ÷ 4 =544 ÷ 2 =728 ÷ 2 =815 ÷ 5 =381 ÷ 3 =396 ÷ 2 =868 ÷ 4 =354 ÷ 3 =444 ÷ 3 =808 ÷ 4 =346 ÷ 2 =654 ÷ 6 =848 ÷ 2 =330 ÷ 2 =850 ÷ 2 =750 ÷ 5 =880 ÷ 5 =824 ÷ 8 =763 ÷ 7 =936 ÷ 6 =549 ÷ 3 =945 ÷ 5 =528 ÷ 2 =994 ÷ 7 =736 ÷ 4 =603 ÷ 3 =882 ÷ 6 =598 ÷ 2 =912 ÷ 8 =520 ÷ 2 =925 ÷ 5 =424 ÷ 4 =642 ÷ 2 =328 ÷ 2 =468 ÷ 2 =738 ÷ 3 =952 ÷ 8 =696 ÷ 3 =206 ÷ 2 =864 ÷ 2 =771 ÷ 3 =954 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:639 ÷ 3 =924 ÷ 6 =429 ÷ 3 = 915 ÷ 5 =917 ÷ 7 =748 ÷ 4 = 882 ÷ 2 =498 ÷ 2 =310 ÷ 2 = 556 ÷ 4 =490 ÷ 2 =450 ÷ 2 = 906 ÷ 2 =930 ÷ 5 =666 ÷ 2 = 621 ÷ 3 =950 ÷ 5 =945 ÷ 9 = 459 ÷ 3 =654 ÷ 3 =903 ÷ 3 = 810 ÷ 2 =284 ÷ 2 =956 ÷ 4 = 966 ÷ 3 =482 ÷ 2 =908 ÷ 4 = 808 ÷ 2 =729 ÷ 3 =342 ÷ 3 = 496 ÷ 4 =908 ÷ 2 =694 ÷ 2 = 848 ÷ 4 =722 ÷ 2 =840 ÷ 8 = 725 ÷ 5 =796 ÷ 4 =545 ÷ 5 = 924 ÷ 2 =951 ÷ 3 =408 ÷ 3 = 550 ÷ 5 =228 ÷ 2 =466 ÷ 2 = 396 ÷ 3 =990 ÷ 5 =875 ÷ 5 = 969 ÷ 3 =840 ÷ 6 =976 ÷ 2 = 962 ÷ 2 =905 ÷ 5 =428 ÷ 4 = 488 ÷ 4 =990 ÷ 2 =620 ÷ 2 =720 ÷ 6 =984 ÷ 8 =702 ÷ 6 =903 ÷ 3 =936 ÷ 6 =870 ÷ 5 =597 ÷ 3 =303 ÷ 3 =342 ÷ 3 =912 ÷ 8 =815 ÷ 5 =880 ÷ 5 =346 ÷ 2 =306 ÷ 3 =244 ÷ 2 =578 ÷ 2 =936 ÷ 4 =654 ÷ 2 =778 ÷ 2 =444 ÷ 4 =912 ÷ 3 =840 ÷ 3 =831 ÷ 3 =686 ÷ 2 =381 ÷ 3 =524 ÷ 2 =598 ÷ 2 =762 ÷ 2 =670 ÷ 2 =924 ÷ 3 =488 ÷ 4 =496 ÷ 4 =664 ÷ 2 =690 ÷ 3 =516 ÷ 2 =864 ÷ 3 =808 ÷ 2 =946 ÷ 2 =480 ÷ 4 =878 ÷ 2 =987 ÷ 3 =922 ÷ 2 =848 ÷ 4 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:456 ÷ 3 =994 ÷ 7 =896 ÷ 8 = 846 ÷ 3 =228 ÷ 2 =850 ÷ 5 = 964 ÷ 2 =714 ÷ 7 =756 ÷ 7 = 930 ÷ 5 =742 ÷ 2 =830 ÷ 5 = 770 ÷ 5 =861 ÷ 3 =465 ÷ 3 = 604 ÷ 2 =872 ÷ 4 =428 ÷ 4 = 800 ÷ 4 =636 ÷ 6 =976 ÷ 2 = 520 ÷ 4 =432 ÷ 3 =688 ÷ 2 = 745 ÷ 5 =950 ÷ 5 =615 ÷ 5 = 466 ÷ 2 =784 ÷ 2 =830 ÷ 2 = 280 ÷ 2 =498 ÷ 2 =482 ÷ 2 = 868 ÷ 4 =639 ÷ 3 =771 ÷ 3 = 928 ÷ 8 =254 ÷ 2 =630 ÷ 2 = 908 ÷ 4 =278 ÷ 2 =748 ÷ 4 = 924 ÷ 6 =480 ÷ 3 =966 ÷ 3 = 915 ÷ 5 =917 ÷ 7 =980 ÷ 7 = 824 ÷ 8 =908 ÷ 2 =912 ÷ 2 = 875 ÷ 5 =462 ÷ 2 =614 ÷ 2 = 710 ÷ 5 =490 ÷ 2 =688 ÷ 2 =780 ÷ 3 =228 ÷ 2 =615 ÷ 5 =600 ÷ 5 =588 ÷ 4 =462 ÷ 2 =576 ÷ 3 =870 ÷ 5 =846 ÷ 3 =966 ÷ 6 =966 ÷ 3 =456 ÷ 2 =594 ÷ 2 =864 ÷ 8 =924 ÷ 6 =852 ÷ 4 =950 ÷ 2 =614 ÷ 2 =753 ÷ 3 =522 ÷ 2 =936 ÷ 6 =816 ÷ 3 =864 ÷ 6 =576 ÷ 2 =810 ÷ 5 =524 ÷ 2 =848 ÷ 2 =664 ÷ 2 =752 ÷ 4 =778 ÷ 2 =764 ÷ 4 =388 ÷ 2 =364 ÷ 2 =878 ÷ 2 =740 ÷ 2 =598 ÷ 2 =428 ÷ 4 =976 ÷ 2 =720 ÷ 3 =951 ÷ 3 =650 ÷ 5 =492 ÷ 2 =342 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:912 ÷ 8 =815 ÷ 5 =964 ÷ 2 = 633 ÷ 3 =926 ÷ 2 =780 ÷ 5 = 675 ÷ 3 =748 ÷ 4 =970 ÷ 5 = 964 ÷ 4 =579 ÷ 3 =928 ÷ 8 = 696 ÷ 6 =896 ÷ 7 =604 ÷ 2 = 410 ÷ 2 =465 ÷ 3 =220 ÷ 2 = 816 ÷ 2 =770 ÷ 5 =466 ÷ 2 = 798 ÷ 6 =459 ÷ 3 =771 ÷ 3 = 800 ÷ 2 =396 ÷ 3 =639 ÷ 3 = 488 ÷ 4 =620 ÷ 5 =969 ÷ 3 = 654 ÷ 3 =590 ÷ 2 =516 ÷ 4 = 346 ÷ 2 =850 ÷ 5 =774 ÷ 3 = 630 ÷ 6 =230 ÷ 2 =420 ÷ 2 = 960 ÷ 4 =604 ÷ 4 =384 ÷ 2 = 732 ÷ 4 =492 ÷ 4 =861 ÷ 3 = 520 ÷ 2 =905 ÷ 5 =950 ÷ 5 = 694 ÷ 2 =744 ÷ 3 =880 ÷ 5 = 324 ÷ 2 =952 ÷ 8 =960 ÷ 2 = 381 ÷ 3 =462 ÷ 2 =648 ÷ 4 =815 ÷ 5 =951 ÷ 3 =867 ÷ 3 =482 ÷ 2 =396 ÷ 3 =490 ÷ 2 =450 ÷ 2 =875 ÷ 5 =330 ÷ 2 =670 ÷ 2 =306 ÷ 2 =924 ÷ 6 =306 ÷ 3 =984 ÷ 8 =720 ÷ 5 =506 ÷ 2 =432 ÷ 4 =642 ÷ 2 =924 ÷ 3 =972 ÷ 4 =724 ÷ 4 =736 ÷ 4 =556 ÷ 4 =564 ÷ 4 =428 ÷ 4 =228 ÷ 2 =381 ÷ 3 =952 ÷ 8 =850 ÷ 5 =732 ÷ 6 =465 ÷ 3 =856 ÷ 2 =696 ÷ 4 =598 ÷ 2 =694 ÷ 2 =244 ÷ 2 =459 ÷ 3 =320 ÷ 2 =982 ÷ 2 =954 ÷ 2 =921 ÷ 3 =900 ÷ 3 =966 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:492 ÷ 2 =590 ÷ 2 =903 ÷ 3 = 864 ÷ 6 =620 ÷ 5 =882 ÷ 6 = 310 ÷ 2 =654 ÷ 2 =876 ÷ 2 = 430 ÷ 2 =870 ÷ 5 =596 ÷ 2 = 346 ÷ 2 =681 ÷ 3 =964 ÷ 4 = 729 ÷ 3 =714 ÷ 6 =810 ÷ 5 = 420 ÷ 2 =704 ÷ 2 =668 ÷ 4 = 848 ÷ 4 =342 ÷ 3 =464 ÷ 4 = 976 ÷ 2 =657 ÷ 3 =892 ÷ 2 = 846 ÷ 3 =771 ÷ 3 =985 ÷ 5 = 290 ÷ 2 =728 ÷ 2 =968 ÷ 8 = 588 ÷ 3 =999 ÷ 3 =888 ÷ 8 = 904 ÷ 8 =488 ÷ 4 =524 ÷ 2 = 354 ÷ 3 =206 ÷ 2 =660 ÷ 4 = 730 ÷ 5 =880 ÷ 8 =690 ÷ 3 = 832 ÷ 2 =778 ÷ 2 =604 ÷ 4 = 654 ÷ 3 =639 ÷ 3 =327 ÷ 3 = 822 ÷ 2 =612 ÷ 6 =996 ÷ 6 = 630 ÷ 6 =844 ÷ 4 =680 ÷ 5 =820 ÷ 4 =420 ÷ 3 =200 ÷ 2 =924 ÷ 4 =602 ÷ 2 =888 ÷ 8 =520 ÷ 2 =228 ÷ 2 =482 ÷ 2 =392 ÷ 2 =524 ÷ 4 =681 ÷ 3 =789 ÷ 3 =702 ÷ 6 =748 ÷ 4 =506 ÷ 2 =430 ÷ 2 =915 ÷ 3 =810 ÷ 5 =550 ÷ 5 =524 ÷ 2 =780 ÷ 6 =639 ÷ 3 =462 ÷ 2 =654 ÷ 3 =882 ÷ 6 =770 ÷ 5 =908 ÷ 4 =950 ÷ 5 =868 ÷ 4 =891 ÷ 3 =694 ÷ 2 =762 ÷ 6 =963 ÷ 3 =342 ÷ 3 =745 ÷ 5 =890 ÷ 5 =778 ÷ 2 =381 ÷ 3 =945 ÷ 9 =615 ÷ 5 =900 ÷ 3 =846 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:436 ÷ 2 =556 ÷ 4 =791 ÷ 7 = 924 ÷ 3 =222 ÷ 2 =651 ÷ 3 = 728 ÷ 4 =707 ÷ 7 =805 ÷ 5 = 505 ÷ 5 =850 ÷ 5 =600 ÷ 3 = 512 ÷ 4 =310 ÷ 2 =244 ÷ 2 = 736 ÷ 4 =981 ÷ 9 =861 ÷ 3 = 328 ÷ 2 =459 ÷ 3 =976 ÷ 2 = 444 ÷ 4 =604 ÷ 2 =945 ÷ 5 = 846 ÷ 2 =598 ÷ 2 =206 ÷ 2 = 994 ÷ 7 =924 ÷ 6 =230 ÷ 2 = 840 ÷ 3 =396 ÷ 3 =714 ÷ 7 = 864 ÷ 6 =808 ÷ 2 =813 ÷ 3 = 840 ÷ 5 =752 ÷ 4 =768 ÷ 2 = 638 ÷ 2 =604 ÷ 4 =840 ÷ 6 = 903 ÷ 7 =908 ÷ 2 =492 ÷ 2 = 984 ÷ 2 =720 ÷ 2 =832 ÷ 4 = 992 ÷ 8 =815 ÷ 5 =954 ÷ 9 = 956 ÷ 2 =728 ÷ 2 =572 ÷ 4 = 951 ÷ 3 =958 ÷ 2 =639 ÷ 3 =822 ÷ 2 =848 ÷ 4 =844 ÷ 2 =470 ÷ 2 =810 ÷ 5 =346 ÷ 2 =888 ÷ 8 =840 ÷ 6 =585 ÷ 3 =492 ÷ 2 =952 ÷ 8 =750 ÷ 5 =524 ÷ 2 =928 ÷ 8 =936 ÷ 6 =732 ÷ 6 =668 ÷ 2 =556 ÷ 4 =850 ÷ 5 =908 ÷ 4 =408 ÷ 4 =810 ÷ 3 =736 ÷ 4 =964 ÷ 4 =954 ÷ 2 =729 ÷ 3 =675 ÷ 3 =428 ÷ 4 =780 ÷ 2 =908 ÷ 2 =520 ÷ 4 =744 ÷ 4 =548 ÷ 4 =441 ÷ 3 =690 ÷ 3 =783 ÷ 3 =350 ÷ 2 =734 ÷ 2 =714 ÷ 7 =588 ÷ 2 =771 ÷ 3 =858 ÷ 6 =924 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:476 ÷ 2 =870 ÷ 5 =310 ÷ 2 = 498 ÷ 2 =330 ÷ 2 =988 ÷ 2 = 984 ÷ 4 =462 ÷ 2 =946 ÷ 2 = 890 ÷ 5 =396 ÷ 3 =884 ÷ 4 = 510 ÷ 3 =778 ÷ 2 =880 ÷ 5 = 810 ÷ 2 =252 ÷ 2 =344 ÷ 2 = 398 ÷ 2 =540 ÷ 4 =320 ÷ 2 = 744 ÷ 6 =540 ÷ 2 =956 ÷ 4 = 981 ÷ 3 =206 ÷ 2 =234 ÷ 2 = 750 ÷ 2 =420 ÷ 2 =566 ÷ 2 = 875 ÷ 5 =488 ÷ 4 =436 ÷ 4 = 766 ÷ 2 =482 ÷ 2 =752 ÷ 4 = 342 ÷ 3 =258 ÷ 2 =966 ÷ 3 = 748 ÷ 4 =864 ÷ 6 =696 ÷ 6 = 800 ÷ 5 =728 ÷ 4 =912 ÷ 3 = 846 ÷ 3 =604 ÷ 2 =944 ÷ 4 = 852 ÷ 2 =945 ÷ 9 =900 ÷ 4 = 842 ÷ 2 =815 ÷ 5 =612 ÷ 6 = 568 ÷ 2 =312 ÷ 2 =688 ÷ 4 =808 ÷ 2 =988 ÷ 2 =564 ÷ 3 =524 ÷ 2 =735 ÷ 3 =951 ÷ 3 =917 ÷ 7 =280 ÷ 2 =848 ÷ 8 =342 ÷ 3 =900 ÷ 3 =528 ÷ 3 =966 ÷ 2 =266 ÷ 2 =206 ÷ 2 =675 ÷ 3 =804 ÷ 2 =351 ÷ 3 =360 ÷ 3 =228 ÷ 2 =738 ÷ 2 =532 ÷ 2 =390 ÷ 3 =592 ÷ 2 =750 ÷ 3 =840 ÷ 4 =610 ÷ 5 =950 ÷ 5 =760 ÷ 2 =736 ÷ 4 =996 ÷ 2 =704 ÷ 4 =959 ÷ 7 =934 ÷ 2 =220 ÷ 2 =628 ÷ 2 =888 ÷ 8 =848 ÷ 4 =854 ÷ 7 =785 ÷ 5 =330 ÷ 2 =778 ÷ 2 =654 ÷ 3 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:286 ÷ 2 =890 ÷ 5 =770 ÷ 5 = 692 ÷ 2 =828 ÷ 3 =202 ÷ 2 = 708 ÷ 4 =846 ÷ 3 =792 ÷ 4 = 604 ÷ 4 =786 ÷ 3 =459 ÷ 3 = 945 ÷ 9 =994 ÷ 7 =490 ÷ 2 = 308 ÷ 2 =218 ÷ 2 =976 ÷ 2 = 728 ÷ 2 =910 ÷ 2 =664 ÷ 2 = 462 ÷ 2 =905 ÷ 5 =724 ÷ 4 = 944 ÷ 2 =910 ÷ 5 =644 ÷ 4 = 864 ÷ 6 =942 ÷ 6 =598 ÷ 2 = 924 ÷ 6 =692 ÷ 4 =520 ÷ 2 = 945 ÷ 5 =872 ÷ 2 =688 ÷ 2 = 912 ÷ 8 =714 ÷ 7 =882 ÷ 6 = 924 ÷ 3 =420 ÷ 2 =700 ÷ 2 = 896 ÷ 4 =992 ÷ 8 =952 ÷ 4 = 224 ÷ 2 =310 ÷ 2 =428 ÷ 4 = 964 ÷ 4 =955 ÷ 5 =471 ÷ 3 = 850 ÷ 5 =422 ÷ 2 =824 ÷ 8 = 639 ÷ 3 =550 ÷ 5 =688 ÷ 2 =924 ÷ 4 =609 ÷ 3 =888 ÷ 8 =882 ÷ 6 =729 ÷ 3 =462 ÷ 2 =848 ÷ 4 =796 ÷ 4 =978 ÷ 3 =934 ÷ 2 =728 ÷ 2 =664 ÷ 2 =850 ÷ 5 =858 ÷ 3 =852 ÷ 2 =930 ÷ 3 =556 ÷ 4 =460 ÷ 4 =905 ÷ 5 =936 ÷ 6 =310 ÷ 2 =908 ÷ 2 =520 ÷ 4 =480 ÷ 3 =908 ÷ 4 =904 ÷ 8 =630 ÷ 2 =771 ÷ 3 =728 ÷ 7 =459 ÷ 3 =576 ÷ 4 =945 ÷ 5 =375 ÷ 3 =228 ÷ 2 =915 ÷ 5 =244 ÷ 2 =396 ÷ 3 =366 ÷ 3 =884 ÷ 4 =428 ÷ 4 =512 ÷ 2 =500 ÷ 2 =964 ÷ 4 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:873 ÷ 3 =436 ÷ 2 =846 ÷ 3 = 306 ÷ 2 =927 ÷ 3 =714 ÷ 7 = 585 ÷ 3 =924 ÷ 6 =778 ÷ 2 = 912 ÷ 8 =506 ÷ 2 =306 ÷ 3 = 700 ÷ 2 =975 ÷ 5 =876 ÷ 3 = 864 ÷ 4 =748 ÷ 4 =690 ÷ 2 = 288 ÷ 2 =892 ÷ 4 =903 ÷ 3 = 976 ÷ 2 =344 ÷ 2 =330 ÷ 2 = 465 ÷ 3 =815 ÷ 5 =786 ÷ 3 = 932 ÷ 2 =870 ÷ 5 =300 ÷ 2 = 910 ÷ 5 =372 ÷ 3 =478 ÷ 2 = 466 ÷ 2 =875 ÷ 5 =206 ÷ 2 = 830 ÷ 2 =482 ÷ 2 =444 ÷ 2 = 406 ÷ 2 =429 ÷ 3 =890 ÷ 5 = 220 ÷ 2 =369 ÷ 3 =776 ÷ 4 = 496 ÷ 4 =942 ÷ 6 =868 ÷ 4 = 810 ÷ 5 =472 ÷ 2 =945 ÷ 7 = 736 ÷ 4 =808 ÷ 2 =950 ÷ 5 = 770 ÷ 5 =378 ÷ 2 =482 ÷ 2 =840 ÷ 8 =909 ÷ 3 =924 ÷ 4 =612 ÷ 6 =724 ÷ 4 =436 ÷ 2 =920 ÷ 5 =950 ÷ 5 =924 ÷ 6 =890 ÷ 5 =466 ÷ 2 =710 ÷ 5 =730 ÷ 5 =910 ÷ 2 =360 ÷ 2 =752 ÷ 4 =214 ÷ 2 =342 ÷ 3 =681 ÷ 3 =612 ÷ 4 =736 ÷ 4 =920 ÷ 4 =714 ÷ 7 =726 ÷ 6 =444 ÷ 2 =942 ÷ 6 =330 ÷ 2 =778 ÷ 2 =665 ÷ 5 =798 ÷ 2 =228 ÷ 2 =738 ÷ 6 =904 ÷ 8 =545 ÷ 5 =875 ÷ 5 =564 ÷ 3 =916 ÷ 4 =945 ÷ 9 =819 ÷ 7 =639 ÷ 3 =924 ÷ 3 =675 ÷ 3 =905 ÷ 5 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:928 ÷ 8 =750 ÷ 5 =813 ÷ 3 = 832 ÷ 4 =992 ÷ 8 =792 ÷ 2 = 702 ÷ 6 =381 ÷ 3 =870 ÷ 5 = 775 ÷ 5 =290 ÷ 2 =616 ÷ 4 = 552 ÷ 3 =230 ÷ 2 =268 ÷ 2 = 850 ÷ 5 =815 ÷ 5 =830 ÷ 2 = 490 ÷ 2 =729 ÷ 3 =771 ÷ 3 = 808 ÷ 2 =882 ÷ 6 =908 ÷ 2 = 912 ÷ 8 =542 ÷ 2 =226 ÷ 2 = 945 ÷ 5 =810 ÷ 2 =298 ÷ 2 = 420 ÷ 2 =462 ÷ 2 =825 ÷ 5 = 492 ÷ 2 =861 ÷ 3 =555 ÷ 3 = 951 ÷ 3 =680 ÷ 5 =206 ÷ 2 = 420 ÷ 3 =346 ÷ 2 =520 ÷ 4 = 888 ÷ 8 =488 ÷ 4 =848 ÷ 4 = 484 ÷ 4 =880 ÷ 5 =212 ÷ 2 = 894 ÷ 6 =459 ÷ 3 =904 ÷ 4 = 604 ÷ 2 =918 ÷ 6 =927 ÷ 3 = 524 ÷ 2 =848 ÷ 4 =228 ÷ 2 =868 ÷ 4 =438 ÷ 2 =718 ÷ 2 =936 ÷ 6 =627 ÷ 3 =890 ÷ 2 =972 ÷ 6 =888 ÷ 8 =840 ÷ 4 =496 ÷ 4 =738 ÷ 6 =300 ÷ 2 =836 ÷ 4 =815 ÷ 5 =770 ÷ 5 =728 ÷ 2 =448 ÷ 2 =915 ÷ 5 =603 ÷ 3 =200 ÷ 2 =750 ÷ 2 =992 ÷ 4 =792 ÷ 3 =250 ÷ 2 =888 ÷ 2 =760 ÷ 2 =771 ÷ 3 =330 ÷ 2 =310 ÷ 2 =694 ÷ 2 =860 ÷ 4 =482 ÷ 2 =220 ÷ 2 =828 ÷ 2 =466 ÷ 2 =256 ÷ 2 =346 ÷ 2 =244 ÷ 2 =942 ÷ 6 =498 ÷ 2 =342 ÷ 3 =745 ÷ 5 =206 ÷ 2 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:856 ÷ 8 =969 ÷ 3 =676 ÷ 4 = 580 ÷ 4 =905 ÷ 5 =465 ÷ 3 = 462 ÷ 2 =900 ÷ 3 =483 ÷ 3 = 864 ÷ 6 =474 ÷ 3 =381 ÷ 3 = 808 ÷ 2 =396 ÷ 3 =604 ÷ 2 = 242 ÷ 2 =954 ÷ 2 =636 ÷ 3 = 488 ÷ 4 =580 ÷ 5 =688 ÷ 2 = 700 ÷ 2 =520 ÷ 2 =470 ÷ 2 = 516 ÷ 4 =464 ÷ 2 =976 ÷ 2 = 956 ÷ 4 =620 ÷ 5 =820 ÷ 5 = 908 ÷ 2 =526 ÷ 2 =732 ÷ 6 = 490 ÷ 2 =692 ÷ 2 =426 ÷ 3 = 492 ÷ 2 =726 ÷ 6 =298 ÷ 2 = 612 ÷ 6 =332 ÷ 2 =810 ÷ 2 = 736 ÷ 2 =880 ÷ 5 =684 ÷ 6 = 796 ÷ 2 =748 ÷ 4 =794 ÷ 2 = 736 ÷ 4 =848 ÷ 2 =992 ÷ 8 = 824 ÷ 4 =306 ÷ 3 =724 ÷ 2 = 420 ÷ 2 =436 ÷ 2 =360 ÷ 2 =346 ÷ 2 =778 ÷ 2 =868 ÷ 4 =754 ÷ 2 =284 ÷ 2 =604 ÷ 4 =880 ÷ 5 =452 ÷ 2 =462 ÷ 2 =606 ÷ 6 =932 ÷ 4 =840 ÷ 6 =770 ÷ 5 =358 ÷ 2 =310 ÷ 2 =429 ÷ 3 =342 ÷ 3 =420 ÷ 2 =550 ÷ 5 =908 ÷ 4 =894 ÷ 2 =524 ÷ 2 =836 ÷ 4 =652 ÷ 4 =200 ÷ 2 =570 ÷ 5 =660 ÷ 2 =396 ÷ 3 =890 ÷ 5 =654 ÷ 3 =702 ÷ 6 =810 ÷ 5 =948 ÷ 3 =729 ÷ 3 =915 ÷ 5 =872 ÷ 8 =674 ÷ 2 =480 ÷ 3 =368 ÷ 2 =496 ÷ 4 =380 ÷ 2 =384 ÷ 2 =906 ÷ 2 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:771 ÷ 3 =810 ÷ 2 =444 ÷ 4 = 294 ÷ 2 =952 ÷ 8 =850 ÷ 5 = 808 ÷ 2 =936 ÷ 6 =908 ÷ 2 = 690 ÷ 3 =966 ÷ 3 =875 ÷ 5 = 639 ÷ 3 =220 ÷ 2 =900 ÷ 3 = 484 ÷ 2 =681 ÷ 3 =556 ÷ 4 = 860 ÷ 4 =938 ÷ 2 =959 ÷ 7 = 688 ÷ 2 =428 ÷ 4 =786 ÷ 3 = 651 ÷ 3 =605 ÷ 5 =732 ÷ 6 = 726 ÷ 2 =936 ÷ 9 =520 ÷ 2 = 498 ÷ 2 =488 ÷ 4 =870 ÷ 5 = 666 ÷ 2 =564 ÷ 2 =973 ÷ 7 = 576 ÷ 2 =942 ÷ 6 =700 ÷ 2 = 381 ÷ 3 =986 ÷ 2 =516 ÷ 2 = 950 ÷ 5 =748 ÷ 4 =945 ÷ 9 = 574 ÷ 2 =960 ÷ 4 =492 ÷ 2 = 234 ÷ 2 =465 ÷ 3 =482 ÷ 2 = 315 ÷ 3 =728 ÷ 2 =972 ÷ 9 = 432 ÷ 3 =438 ÷ 3 =344 ÷ 2 =346 ÷ 2 =536 ÷ 2 =416 ÷ 4 =726 ÷ 6 =450 ÷ 3 =880 ÷ 5 =420 ÷ 2 =666 ÷ 3 =966 ÷ 3 =918 ÷ 9 =488 ÷ 4 =804 ÷ 3 =488 ÷ 2 =430 ÷ 2 =864 ÷ 6 =792 ÷ 6 =688 ÷ 2 =745 ÷ 5 =444 ÷ 4 =639 ÷ 3 =710 ÷ 2 =778 ÷ 2 =788 ÷ 4 =856 ÷ 8 =828 ÷ 6 =450 ÷ 2 =945 ÷ 9 =945 ÷ 3 =700 ÷ 2 =270 ÷ 2 =672 ÷ 6 =496 ÷ 4 =992 ÷ 4 =976 ÷ 2 =612 ÷ 6 =826 ÷ 7 =890 ÷ 5 =889 ÷ 7 =410 ÷ 2 =588 ÷ 4 =994 ÷ 7 =846 ÷ 3 =912 ÷ 2 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:498 ÷ 2 =405 ÷ 3 =492 ÷ 2 = 762 ÷ 3 =554 ÷ 2 =484 ÷ 4 = 675 ÷ 3 =342 ÷ 3 =965 ÷ 5 = 951 ÷ 3 =330 ÷ 2 =830 ÷ 2 = 992 ÷ 8 =396 ÷ 3 =721 ÷ 7 = 672 ÷ 3 =952 ÷ 2 =960 ÷ 3 = 955 ÷ 5 =644 ÷ 4 =759 ÷ 3 = 372 ÷ 2 =924 ÷ 3 =658 ÷ 2 = 942 ÷ 6 =338 ÷ 2 =408 ÷ 3 = 595 ÷ 5 =681 ÷ 3 =915 ÷ 5 = 750 ÷ 5 =908 ÷ 4 =850 ÷ 5 = 687 ÷ 3 =694 ÷ 2 =414 ÷ 3 = 948 ÷ 4 =952 ÷ 8 =936 ÷ 6 = 266 ÷ 2 =482 ÷ 2 =900 ÷ 3 = 810 ÷ 2 =729 ÷ 3 =428 ÷ 4 = 752 ÷ 4 =567 ÷ 3 =633 ÷ 3 = 815 ÷ 5 =862 ÷ 2 =508 ÷ 4 = 861 ÷ 3 =228 ÷ 2 =875 ÷ 5 = 964 ÷ 4 =534 ÷ 3 =310 ÷ 2 =920 ÷ 2 =730 ÷ 5 =842 ÷ 2 =816 ÷ 8 =936 ÷ 6 =465 ÷ 3 =596 ÷ 4 =736 ÷ 4 =808 ÷ 8 =520 ÷ 4 =729 ÷ 3 =868 ÷ 4 =786 ÷ 3 =459 ÷ 3 =576 ÷ 4 =664 ÷ 2 =432 ÷ 3 =912 ÷ 4 =840 ÷ 2 =312 ÷ 2 =808 ÷ 2 =492 ÷ 2 =908 ÷ 4 =812 ÷ 7 =882 ÷ 3 =498 ÷ 2 =732 ÷ 6 =824 ÷ 4 =642 ÷ 2 =848 ÷ 4 =810 ÷ 5 =330 ÷ 2 =490 ÷ 2 =690 ÷ 3 =903 ÷ 3 =928 ÷ 8 =850 ÷ 5 =832 ÷ 4 =462 ÷ 2 =381 ÷ 3 =932 ÷ 4 =756 ÷ 6 =875 ÷ 5 =练习范围：三位数除以一位数 题数：100月日姓名: 分秒成绩:728 ÷ 2 =303 ÷ 3 =864 ÷ 6 = 890 ÷ 5 =300 ÷ 3 =342 ÷ 3 = 604 ÷ 4 =870 ÷ 2 =620 ÷ 4 = 612 ÷ 4 =630 ÷ 3 =366 ÷ 3 = 654 ÷ 3 =770 ÷ 5 =825 ÷ 3 = 951 ÷ 3 =994 ÷ 7 =778 ÷ 2 = 896 ÷ 7 =278 ÷ 2 =950 ÷ 5 = 452 ÷ 4 =976 ÷ 2 =936 ÷ 4 = 496 ÷ 4 =912 ÷ 8 =408 ÷ 3 = 694 ÷ 2 =714 ÷ 7 =744 ÷ 3 = 220 ÷ 2 =520 ÷ 2 =750 ÷ 5 = 678 ÷ 2 =905 ÷ 5 =420 ÷ 2 = 928 ÷ 4 =888 ÷ 8 =666 ÷ 2 = 639 ÷ 3 =524 ÷ 2 =520 ÷ 5 = 708 ÷ 3 =598 ÷ 2 =468 ÷ 3 = 924 ÷ 6 =466 ÷ 2 =760 ÷ 5 = 652 ÷ 2 =540 ÷ 5 =444 ÷ 4 = 478 ÷ 2 =480 ÷ 3 =724 ÷ 4 = 846 ÷ 3 =。

一、口算：30×3＝ 300×5＝ 600×3＝ 200×8＝50×6＝100×4＝ 20×6＝ 800×6＝70×2＝ 600×5＝ 900×2＝ 400×4＝20×9＝ 300×6＝ 50×7＝ 900×4＝120×0= 600×5= 3000×2= 140×5= 142×6= 3000×3= 2×500= 70×2= 40×4= 4×600= 40×9＝ 30×6＝700×4＝ 3×70＝ 15×6＝ 500×2＝3000×8＝ 7×8000＝ 20×50＝ 90×9＝32×10＝ 51×10＝ 31×3＝ 12×4＝243×2＝ 321×3＝ 16×5= 10×10=12×5= 30×4= 79×6= 208×5=二、估算：21×6≈ 48×5≈ 397×3≈ 510×7≈12×5≈ 53×6≈ 77×8≈ 38×9≈31×5≈ 88×9≈ 402×1≈ 304×8≈82×6≈ 51×7≈ 69×8≈ 47×9≈3×641≈ 189×7≈ 6×927≈ 398×6≈59×7≈ 71×9≈ 593×5≈ 602×3≈三、改错。