表内乘法一练习题(乘法的初步认识)
1.(1)3个2加法计算的算式___________________________
乘法计算的算式___________________________
? (2)4个3加法计算的算式___________________________
乘法计算的算式___________________________
2.填空.
(1)( )× 3=15?????? (2)5 ×( )=25
(3)1×( )=6???? ? ?(4)( )×2=12
(5)5 ×( )=20???? (6)1×( )=1
(7)( )×4=24??????? (8)( )×5=10
(9)( )×5=5??????? (10)( )×2=2
(11)( )×2=6?????? (12)( )×( )=12
3.在○里填“>”“<”或“=”.
(1)4×1○4+1??????? (2)5+3○4×2
(3)3×2○2×3??????? (4)4×4○4+4
(5)4×5○4+5??????? (6)2×6○2+6
(7)3×3○3×4??????? (8)4×3○4×4
(9)6×1○1+5??????? (10)2×3○3+2
4.列式计算.
(1)2个5是多少?
___________________________
(2)6乘3积是多少?
___________________________
(3)一个因数是4,另一个因数是5,积是多少?
___________________________
(4)一个因数是5,另一个因数是3,积是( ),再加上53,是多少?
___________________________
(5)一个因数是2,另一个因数是6,积是( ),再减去l0,是多少?
___________________________
5.画△表示乘法算式.
(1)2×3????? △△? △△?? △△??
(2)5×3______________________________________
(3)3×4______________________________________
(4)2×6______________________________________
6.把加法算式改写成乘法算式.
(1)2+2+2+2+2___________________
(2)3+3+3_________________________
(3)4+4+4+4______________________
(4)5+5____________________________
(5)6+6+6+6+6___________________
7.看图写乘法算式.