小学三年级上册乘法练习题
三年级上册口算乘法练习题
三年级上册口算乘法练习题之杨若古兰创作
一、口算41×2 12×4 3000×6 13×
3 14×5 32×
4 220×3 40×4+8 230×3 二、判断.（对的在括号内画"√"，错的画"×"）（1）300×2既暗示2个300连加又暗示300的2倍是多少.（）（2）200×5，积的末尾有2个零.（）（3）4×42和42×4的结果不异.（）（4）一名数同两位数相乘，积必定两位数.（）三、列式计算上面各题：（1）21乘3，积是多少？（2）140的2倍是多少？（3）2个3400得多少？（4）310与5相乘，积是多少？四、利用题：（1）黉舍买来4盒乒乓球，每盒有32个，共有多少个乒乓球？（2）工程队修一条水渠，每天修60米，修了9天，共修睦了多少米？这时候再修80米就可以修完好条水渠，水渠全长多少米？五、将乘积大于1000的算式找出来并抄在横线上. 212×6 188×
5 526×2 250×3。
小学三年级上册乘法练习题100道
小学三年级上册乘法练习题100道6X = 1X = X 1= X = X 1=1X = X 1= X = X 1= 1X 1=X= 1 X 1= X 1= X0 = X 1 =9X 1=2X = X 1= X = X 1= X 1= 0 X0 = 1X = 1X = 1 X = X ) 1 X 10 = 1X 11 = X = X 1= X 1 = 1X 1= X = X 1= 1 X = X 1= X 11 = 1X = X 1= X 10 = X 1= X 1= 1 X = X 1= 1X = X 11 = X 1= X = X 10 = X 1= X 11 = X = 10 X 1= X 1 = X = X = X 1 = X = X0 = X0 = X 1= 0 X = X = X = X 1= X 1= X 10 = X 1= X = ) X 1 = = X = ) 0 X = ) X = ) 1 X = ) X = ) X 1= ) X 1= ) X 1= ) X = ) X 1= ) X 11 = ) X = ) 11 X = ) X 1= ) X =3X = 11 X = X 1 = X 1= X 1=4X = X 1= X 1= X = X 1=9X0 = X 1= X 1= 1X = 0 X 1=6X 1=6X =91 X 11 =) 1X 1= X = X = X 1= X 1 = X 1= X 10 = X 1= X 11 = X 10 = 10 X = X ) X 1 = X 1= 1X 1= X 1= X 1= X 10 = X 1= X= X 1= X 10 = X 1= 1 X 1= 1 X 1= X = X 1= 1 X 1 = X = 1 X = X = X = 1 X ) X = X0 = X0 = X 10 = 0 X 1= 0 X = 0 X 1= X= X 1= 1X0 = X 11 = X 1= 1 X = X = X 1 ) X 1= ) X0 = ) 1X 10 = = X = ) 1 X 10 = ) 1X 1= ) X 10 = ) X = ) X = ) X 1= = X= ) X = ) 0 X 1= ) X= ) X 1= = X=1X 1= X 1= X 1= X = X =9X 1 = 1 X 1 = 0 X 1= 1X 11 = X 1=11 X 1 = X = X 11 = X 1= X =X= X 1= X = X = X 1=9X =X 1 =80 X 1 =7X 1 =6X 1 =X=3X 11 = X = X 1= X ) X 1= X = X 1= X = X 1= X ) X = X 1= X ) X 1= 1 X = X 1) 1 X = X = 0 X 1= 0 X 1= 0 X = X 1 = X = X = X )X = X 1= X ) 1X = X 1= X 1= 11 X = X = 1X 1= 0 X 10 = X = X 1= 1 X 1= X 1= X 10 = 1 X 1= X = X 1= X = ) X 10 = = X = = X = = X =) 1 X 10 = ) X0 = = X 11 = = X 1= ) 1X 1= )X 1= ) X 1= ) 0 X = ) X =5X = 1 X 1= X= 1X 1= X 1=1X 1= X = X = X 1 = X =5X 1= X = 0 X 1= 1 X 1= 0 X =8X 1=3X =8X =4X 1=4X 1=1X 10 =) X 1= X 1= X 11 = X 1= ) X 1 = X = X 11 = X 10 = ) X 1= 0 X 1 = X 1= X0 = ) 0 X = 1 X 10 = 1X = X 1= ) 0 X = X = X 1 = X 1= ) 0 X = X 1= X = X0 = ) 11 X = X = X 11 = 1X = ) X = X = X 1 = X 1 = ) X 1= X = 0 X1= X = ) X= 1X = X = X= ) X 1= X 1= X = X= ) X 1 = 0 X = X 11 = X = ) X = X = X= X = ) X = X = X= X 1= ) 1 X= X= 1X 1= X 1=5X = X 11 = 0 X = X 1 = X =8X = 1X = X 1= X 10 = X =2X0 = X = X 1= X = X =61 X = X 1= X 1= X = X 1=X 1 =2X = 0 X 1= X = X 10 = 1 X 1= X 1= X = X 1= X 1= X 1= X = X 11 = 0 X 1= 0 X = X 1= X 1= X 1= X = X 1 = X = X 1= X 10 = X 1= X 1 = X = 1 X0 = 1X = X = X 10 = 1 X 1= 0 X 11 = X 1= 1 X 10 = X 10 = 0 X 1= X 1 = 1X0 = X 11 = X 1= X 1= X 1= X= 0 X 1= X 11 = 1 X = X ) X 1= X = 1X 1= 0 X 1= X 1= X 1 = X = ) X 1= ) 1X = ) X 1 = ) X 1= ) X 1= ) X = ) 0 X 10 = ) X 1= ) X 1= ) X 1 = ) 1X = ) 1X = ) X 10 = = X 1 = ) X = ) 1X 10 =1X = 1X 1= 0 X 1= X 1= 1 X 1=7X 1= X 1= X 1= X 1= X 1=6X 1= X 1= X 1= X 1= X 1 =X 1 = X 11 = 1X = X = X 1 =6X 10 =5X 10 = X 1= X = X = X 1= ) X 1= 1 X = X1= X = ) X = X 1= X 1= X 1= ) 0 X 1= X 1 = X 1 = X 1= ) X 11 = 0 X 1= X = X= ) X 1= X 1= X = X = ) X 1= X 1= 0 X 1= X 1= ) X = X = X 1= X 1= ) 1X 1= X 1= X 11 = X = ) X = X 1= 1X 11 = X = ) X = X 1 = X 1= X = ) X 1= 1 X0 = X = X 1= ) X 1= 1 X 1= X = X = ) X = X 1= X = X 11 = ) X = X 10 = X 1= X = ) 1 X 1= 0 X 1 = X 1= X=41 X 1= X 1= X = 1X 1= X =3X 1= X 1= X 1= X = X 1=4X = X = 1 X = 0 X = X 1=4X =4X 1=51 X 1=5X1= X = X = X = 1X 10 = ) 1 X0 = X 1= X= X 1 = ) X 1= X 1= X = X = ) X 1= X 1 = X 1= X0 = ) X = 1 X 1= X 1= X = ) 1X = X 1= 1X 1= X = ) X 1= X 10 = X = X 1= ) X0 = X = 1 X 1 = X = ) X 1= X = X 1= X 1= ) 0 X = X 1= 1X 1= X 1= ) X = X = X 1= X = ) X = X0 = X = X = ) X 1= X0 = X 1= 1X = ) X = 11 X 1= X1 = X 1= ) X 1= X0 = X 1= X = ) X 1= X 1= X 11 = X =30 X = 1X = X 10 = X 1 = X =8X = 1X 1= X 1 = X 11 = 1X 11 =7X 1= X 1= X 1 = 1X 1= X 1=9X 1=X=7X = X = X 10 = X = X = 1X 1= X ) X 10 = X = X = X = X 1= X 1 = X 10 = X 1= X = 0 X 1= X= X 1= X 1= X 1= X 1= 0 X 1= X 1= 1X 11 = 1 X = 0 X 1= X 1= X 1= 1 X = X = 1X = X = X ) X= X 1= X = X 10 = X 1= X = 1X 11 = X 10 = 1X = X = X = X 1= 0 X 11 = 0X0 = X = X 1 = = X =) 0 X 11 = ) X = ) 1X = )0 X 1= ) 1 X 1= ) X 1= ) X = ) X 1= = X 1 =)X 1= ) X 1 = ) X 1= ) X 10 = ) 0 X =21 X = X 1= 1X 1= 1 X = X 10 =11 X 1= X = X 1= X 11 = 0 X =6X 1= X = X = 1 X = X 1=1X = X 11 = X 1= 0 X 1= X 1=X 1 = X 1= 0 X = X 1= X 10 =2X =5X =40 X =5X =61 X =2X = X 1= 0 X = X 1= X 1= ) X 1= X = 0 X 1= X = ) X 1= X0 = X 1= X = ) 1X 1= X = X = X 1= ) X = X 1 = X = X = ) X = X 1= X 1= 0 X = ) X = 1 X 1= 1 X = X 11 = ) 0 X = X = X 1= 1 X 1= ) X 1= 0 X 1 = X = 1X 1= ) X = X = X 1 = X 11 = ) X 1= X 1 = X = X 1 = ) 1 X = X 11 = X = 0 X 1= ) 1X 1= X 1= X 1= 1 X 1= ) X 11 = X= 1X = X = ) X = X 11 = X0 = X =4X = X 1= X 1= X 1= X =2X 1 = X = X = X0 = X 11 =2X0 = X0 = 0 X = X 1= X 1=9X 1= X0 = 1 X= 1X 1= 1X 1=51 X 10 =7X0 =5X 1=31 X 1= X = X = X 1= X = X 1= 0 X ) X 1=X 1= X = X = 1 X 1= 11 X 1= X 1= X = X 1= X = X= 1X ) X 1= 0 X 1= X = X = X = X ) X = 1X 1= X = 0 X 1= X = X = X = 11 X 10 = X= X = X 11 = 11 X = X = X 1= X 11 = X 1= X 1= X = 1X = X 1= X 11 = X = = X 1 = ) X 1 = ) X 1= ) X = = 1X = ) X 1 = = X 1 = ) X 1 = ) X 1= ) X 1= ) X 11 = ) X 1= ) X = ) X =三年级数学上册乘法练习班级姓名成绩一、直接写得数：300×5＝15×3＝0×8＝0×7＝102×3＝600×4＝123×2＝1×3＝00×6＝52×3＝102×4＝2×5＝5×8＝0×0＝180×5＝4×3＝150×3＝15×8＝ 0－8＝＋9＝17－6＝＋18＝×12＝125×4＝14×6＝4×4＝73×0＝03×3＝5×4＝4×5＝15×6＝16×5＝×12＝00×3＝104×2＝×13＝17×5－9＝19×5＋82＋7×14＝12×9＋8＝二、填空：180与5相乘，积的末尾有个0。
小学三年级上册乘法练习题100道
小学三年级上册乘法练习题100道6X = 1X = X 1= X = X 1=1X = X 1= X = X 1= 1X 1=X= 1 X 1= X 1= X0 = X 1 =9X 1=2X = X 1= X = X 1= X 1= 0 X0 = 1X = 1X = 1 X = X ) 1 X 10 = 1X 11 = X = X 1= X 1 = 1X 1= X = X 1= 1 X = X 1= X 11 = 1X = X 1= X 10 = X 1= X 1= 1 X = X 1= 1X = X 11 = X 1= X = X 10 = X 1= X 11 = X = 10 X 1= X 1 = X = X = X 1 = X = X0 = X0 = X 1= 0 X = X = X = X 1= X 1= X 10 = X 1= X = ) X 1 = = X = ) 0 X = ) X = ) 1 X = ) X = ) X 1= ) X 1= ) X 1= ) X = ) X 1= ) X 11 = ) X = ) 11 X = ) X 1= ) X =3X = 11 X = X 1 = X 1= X 1=4X = X 1= X 1= X = X 1=9X0 = X 1= X 1= 1X = 0 X 1=6X 1=6X =91 X 11 =) 1X 1= X = X = X 1= X 1 = X 1= X 10 = X 1= X 11 = X 10 = 10 X = X ) X 1 = X 1= 1X 1= X 1= X 1= X 10 = X 1= X= X 1= X 10 = X 1= 1 X 1= 1 X 1= X = X 1= 1 X 1 = X = 1 X = X = X = 1 X ) X = X0 = X0 = X 10 = 0 X 1= 0 X = 0 X 1= X= X 1= 1X0 = X 11 = X 1= 1 X = X = X 1 ) X 1= ) X0 = ) 1X 10 = = X = ) 1 X 10 = ) 1X 1= ) X 10 = ) X = ) X = ) X 1= = X= ) X = ) 0 X 1= ) X= ) X 1= = X=1X 1= X 1= X 1= X = X =9X 1 = 1 X 1 = 0 X 1= 1X 11 = X 1=11 X 1 = X = X 11 = X 1= X =X= X 1= X = X = X 1=9X =X 1 =80 X 1 =7X 1 =6X 1 =X=3X 11 = X = X 1= X ) X 1= X = X 1= X = X 1= X ) X = X 1= X ) X 1= 1 X = X 1) 1 X = X = 0 X 1= 0 X 1= 0 X = X 1 = X = X = X )X = X 1= X ) 1X = X 1= X 1= 11 X = X = 1X 1= 0 X 10 = X = X 1= 1 X 1= X 1= X 10 = 1 X 1= X = X 1= X = ) X 10 = = X = = X = = X =) 1 X 10 = ) X0 = = X 11 = = X 1= ) 1X 1= )X 1= ) X 1= ) 0 X = ) X =5X = 1 X 1= X= 1X 1= X 1=1X 1= X = X = X 1 = X =5X 1= X = 0 X 1= 1 X 1= 0 X =8X 1=3X =8X =4X 1=4X 1=1X 10 =) X 1= X 1= X 11 = X 1= ) X 1 = X = X 11 = X 10 = ) X 1= 0 X 1 = X 1= X0 = ) 0 X = 1 X 10 = 1X = X 1= ) 0 X = X = X 1 = X 1= ) 0 X = X 1= X = X0 = ) 11 X = X = X 11 = 1X = ) X = X = X 1 = X 1 = ) X 1= X = 0 X1= X = ) X= 1X = X = X= ) X 1= X 1= X = X= ) X 1 = 0 X = X 11 = X = ) X = X = X= X = ) X = X = X= X 1= ) 1 X= X= 1X 1= X 1=5X = X 11 = 0 X = X 1 = X =8X = 1X = X 1= X 10 = X =2X0 = X = X 1= X = X =61 X = X 1= X 1= X = X 1=X 1 =2X = 0 X 1= X = X 10 = 1 X 1= X 1= X = X 1= X 1= X 1= X = X 11 = 0 X 1= 0 X = X 1= X 1= X 1= X = X 1 = X = X 1= X 10 = X 1= X 1 = X = 1 X0 = 1X = X = X 10 = 1 X 1= 0 X 11 = X 1= 1 X 10 = X 10 = 0 X 1= X 1 = 1X0 = X 11 = X 1= X 1= X 1= X= 0 X 1= X 11 = 1 X = X ) X 1= X = 1X 1= 0 X 1= X 1= X 1 = X = ) X 1= ) 1X = ) X 1 = ) X 1= ) X 1= ) X = ) 0 X 10 = ) X 1= ) X 1= ) X 1 = ) 1X = ) 1X = ) X 10 = = X 1 = ) X = ) 1X 10 =1X = 1X 1= 0 X 1= X 1= 1 X 1=7X 1= X 1= X 1= X 1= X 1=6X 1= X 1= X 1= X 1= X 1 =X 1 = X 11 = 1X = X = X 1 =6X 10 =5X 10 = X 1= X = X = X 1= ) X 1= 1 X = X1= X = ) X = X 1= X 1= X 1= ) 0 X 1= X 1 = X 1 = X 1= ) X 11 = 0 X 1= X = X= ) X 1= X 1= X = X = ) X 1= X 1= 0 X 1= X 1= ) X = X = X 1= X 1= ) 1X 1= X 1= X 11 = X = ) X = X 1= 1X 11 = X = ) X = X 1 = X 1= X = ) X 1= 1 X0 = X = X 1= ) X 1= 1 X 1= X = X = ) X = X 1= X = X 11 = ) X = X 10 = X 1= X = ) 1 X 1= 0 X 1 = X 1= X=41 X 1= X 1= X = 1X 1= X =3X 1= X 1= X 1= X = X 1=4X = X = 1 X = 0 X = X 1=4X =4X 1=51 X 1=5X1= X = X = X = 1X 10 = ) 1 X0 = X 1= X= X 1 = ) X 1= X 1= X = X = ) X 1= X 1 = X 1= X0 = ) X = 1 X 1= X 1= X = ) 1X = X 1= 1X 1= X = ) X 1= X 10 = X = X 1= ) X0 = X = 1 X 1 = X = ) X 1= X = X 1= X 1= ) 0 X = X 1= 1X 1= X 1= ) X = X = X 1= X = ) X = X0 = X = X = ) X 1= X0 = X 1= 1X = ) X = 11 X 1= X1 = X 1= ) X 1= X0 = X 1= X = ) X 1= X 1= X 11 = X =30 X = 1X = X 10 = X 1 = X =8X = 1X 1= X 1 = X 11 = 1X 11 =7X 1= X 1= X 1 = 1X 1= X 1=9X 1=X=7X = X = X 10 = X = X = 1X 1= X ) X 10 = X = X = X = X 1= X 1 = X 10 = X 1= X = 0 X 1= X= X 1= X 1= X 1= X 1= 0 X 1= X 1= 1X 11 = 1 X = 0 X 1= X 1= X 1= 1 X = X = 1X = X = X ) X= X 1= X = X 10 = X 1= X = 1X 11 = X 10 = 1X = X = X = X 1= 0 X 11 = 0X0 = X = X 1 = = X =) 0 X 11 = ) X = ) 1X = )0 X 1= ) 1 X 1= ) X 1= ) X = ) X 1= = X 1 =)X 1= ) X 1 = ) X 1= ) X 10 = ) 0 X =21 X = X 1= 1X 1= 1 X = X 10 =11 X 1= X = X 1= X 11 = 0 X =6X 1= X = X = 1 X = X 1=1X = X 11 = X 1= 0 X 1= X 1=X 1 = X 1= 0 X = X 1= X 10 =2X =5X =40 X =5X =61 X =2X = X 1= 0 X = X 1= X 1= ) X 1= X = 0 X 1= X = ) X 1= X0 = X 1= X = ) 1X 1= X = X = X 1= ) X = X 1 = X = X = ) X = X 1= X 1= 0 X = ) X = 1 X 1= 1 X = X 11 = ) 0 X = X = X 1= 1 X 1= ) X 1= 0 X 1 = X = 1X 1= ) X = X = X 1 = X 11 = ) X 1= X 1 = X = X 1 = ) 1 X = X 11 = X = 0 X 1= ) 1X 1= X 1= X 1= 1 X 1= ) X 11 = X= 1X = X = ) X = X 11 = X0 = X =4X = X 1= X 1= X 1= X =2X 1 = X = X = X0 = X 11 =2X0 = X0 = 0 X = X 1= X 1=9X 1= X0 = 1 X= 1X 1= 1X 1=51 X 10 =7X0 =5X 1=31 X 1= X = X = X 1= X = X 1= 0 X ) X 1=X 1= X = X = 1 X 1= 11 X 1= X 1= X = X 1= X = X= 1X ) X 1= 0 X 1= X = X = X = X ) X = 1X 1= X = 0 X 1= X = X = X = 11 X 10 = X= X = X 11 = 11 X = X = X 1= X 11 = X 1= X 1= X = 1X = X 1= X 11 = X = = X 1 = ) X 1 = ) X 1= ) X = = 1X = ) X 1 = = X 1 = ) X 1 = ) X 1= ) X 1= ) X 11 = ) X 1= ) X = ) X =三年级数学上册乘法练习班级姓名成绩一、直接写得数：300×5＝15×3＝0×8＝0×7＝102×3＝600×4＝123×2＝1×3＝00×6＝52×3＝102×4＝2×5＝5×8＝0×0＝180×5＝4×3＝150×3＝15×8＝ 0－8＝＋9＝17－6＝＋18＝×12＝125×4＝14×6＝4×4＝73×0＝03×3＝5×4＝4×5＝15×6＝16×5＝×12＝00×3＝104×2＝×13＝17×5－9＝19×5＋82＋7×14＝12×9＋8＝二、填空：180与5相乘，积的末尾有个0。
三年级上乘法练习题
22×9＝
42×2＝
31×2＝
23×2＝
122×4＝
211×4＝
321×2＝
43×2＝
22×3＝
21×3＝
352×4＝
81×7＝
53×6＝
44×6＝
921×5＝
二、脱式计算
9×7＋26
60×5—130
（667-583）×3
150+200×3
3
一、竖式计算 15×4＝
三年级上册乘法笔算（四）
26×4＝
519×3＝
52×3＝
161×5＝
831×2＝
112×6＝
39×2＝
32×7＝
125×6＝
357×3＝
281×6＝
41×3＝
二、脱式计算 120×5÷2
202＋36÷9
30÷5＋240
2×80÷4
9
一、竖式计算 27×3＝
三年级上册乘法笔算（十）
15×4＝
41×3＝
121×7＝
624×2＝
5×18＝
640×2＝
604×8＝
207×4＝
420×6＝
130×9＝
260×7＝
342×4＝
421×8＝
84×5＝
82×9＝
二、脱式计算
25×8×9
201+232-365
1500-125×8
125×8＋231
11
一、竖式计算 23×3＝
三年级上册乘法笔算（十二）
44×2＝
82×9＝
65×8＝
951×6＝
489×6＝
338×5＝
806×2＝
195×5＝
43×5＝
三年级数学上册口算乘法练习题
三年级数学上册口算乘法练习题（含答案解析）学校:___________姓名：___________班级：__________一、填空题1．29个百是________，再添上________个百就是三千。
2．在括号里填上合适的数。
（1）5629＝5000＋600＋( )＋( )（2）3708＝3000＋( )＋( )（3）5700＝( )＋( )（4）4003＝( )＋( )3．50×4表示( )个( )相加，也表示( )的( )倍是多少。
计算50×4时，可以把50看作( )个十，50×4得( )个十，所以50×4＝( )。
4．整十数乘一位数的积是120的算式你能写几个？( )5．括号里最大能填几？30×( )＜105( )×40＜16250×( )＜29870×( )＜440( )×20＜18690×( )＜54110×( )＜85( )×60＜13580×( )＜5686．口算90×5，可以想：9个( )乘5得45个( )，结果是( )。
7．春光饭店买来一批蔬菜，其中萝卜55千克，黄瓜比萝卜少15千克。
番茄的千克数是黄瓜的2倍，番茄有________千克。
8．800×5的积末尾有( )个0，400÷8的商末尾有( )个0。
二、口算和估算9．直接写出得数。
20×5＝200×5＝205×7＝230×4＝233×3＝14×7＝107×3＝250×0＝5×900＝9×80＝10．直接写出得数。
300×5＝4×60＝110×8＝200×7＝66＋44＝1400－600＝130×3＝60×3＝55－38＝130＋240＝1＋199×0＝4×692≈69×5≈105×7≈398＋504≈198×2≈三、解答题11．工人们计划修一条长1000米的路，每天修140米，一周能修完吗？12．1只螃蟹有10条腿，3只螃蟹有多少条腿？13．有两个自然数，第一个数是36的最大因数，另外一个数比第一个数的6倍多5，这两个自然数的和是多少？14．一袋水果糖有40块，小红每天吃的一样多，3天后发现只剩下25块。
小学三年级数学练习题乘法练习
小学三年级数学练习题乘法练习小学三年级数学练习题-乘法练习题目一：计算下列乘法题：1. 2 × 4 =2. 3 × 5 =3. 6 × 2 =4. 4 × 3 =5. 1 × 8 =6. 9 × 2 =7. 7 × 3 =8. 5 × 4 =9. 0 × 6 =10. 8 × 1 =答案一：1. 2 × 4 = 82. 3 × 5 = 153. 6 × 2 = 124. 4 × 3 = 125. 1 × 8 = 86. 9 × 2 = 187. 7 × 3 = 218. 5 × 4 = 209. 0 × 6 = 010. 8 × 1 = 8题目二：根据乘法口诀表，计算下列乘法题：1. 5 × 0 =2. 9 × 1 =3. 4 × 5 =4. 6 × 3 =5. 7 × 2 =6. 2 × 4 =7. 3 × 6 =8. 8 × 9 =9. 1 × 7 =10. 0 × 3 =答案二：1. 5 × 0 = 02. 9 × 1 = 93. 4 × 5 = 204. 6 × 3 = 185. 7 × 2 = 146. 2 × 4 = 87. 3 × 6 = 188. 8 × 9 = 729. 1 × 7 = 710. 0 × 3 = 0题目三：根据乘法分配律，计算下列乘法题：1. 7 × (6 + 2) =2. (4 + 2) × 3 =3. (8 - 3) × 2 =4. 5 × (9 - 7) =5. (6 + 3) × 1 =6. 2 × (5 - 1) =8. (3 - 2) × 6 =9. (0 + 7) × 4 =10. (5 - 4) × 8 =答案三：1. 7 × (6 + 2) = 562. (4 + 2) × 3 = 183. (8 - 3) × 2 = 104. 5 × (9 - 7) = 105. (6 + 3) × 1 = 96. 2 × (5 - 1) = 87. 9 × (4 + 1) = 458. (3 - 2) × 6 = 69. (0 + 7) × 4 = 2810. (5 - 4) × 8 = 8题目四：计算下列乘法题，填入空白处的数字：1. 5 × ___ = 252. ___ × 2 = 124. 4 × 3 = ___5. ___ × 5 = 06. 7 × 2 = ___7. 9 × ___ = 818. ___ × 4 = 169. 6 × ___ = 1210. ___ × ___ = 56答案四：1. 5 × 5 = 252. 6 × 2 = 123. 8 × 6 = 484. 4 × 3 = 125. 0 × 5 = 06. 7 × 2 = 147. 9 × 9 = 818. 4 × 4 = 169. 6 × 2 = 1210. 7 × 8 = 56题目五：根据所学的乘法知识，编写三道自己喜欢的乘法题，并给出答案。
小学数学三年级上册--练习-口算乘法
小学数学新版三年级上册
口算乘法
一、我知道，我会填。
1、30是（）个十，3个十乘4得（）个十。
就是（）。
2、600是（）个百，6个百乘5得（）个百。
就是（）。
3、表示6个80的算式是（），结果是（）。
4、计算200×8时，想法是：2乘8得16，在末尾添写（）个0，就得到200×8的积了，积就是（）。
二、口算，我最棒。
40×6= 300×4= 50×9= 300×1= 50×0= 7 00×7=
700×6= 900×4= 9×70= 4×600= 2×400=
3×30=
三、我是公正小法官（正确的打“√”，错误的打“×”）
1、4个70相加与70个4相加得数不同（）
2、600×3就是：6个百×3=18个百=1800（）
3、900×4，可先用9乘4得36，再在36末尾补上两个0得3600
四、解决问题。
1、蔬菜公司卖出花菜600千克，卖出的白菜是花菜的5倍。
卖出白菜多少千克？
2、妈妈要买20千克大米，每千克大米4元，妈妈带90元钱够用吗？。