口算下面各题
|
(1)5 ×300= |
(2)160 ×3= |
|
(3)260 ×0= |
(4)53 ×20= |
口算下面各题
|
(1)5 ×40= |
(2)26 ×20= |
|
(3)310 ×4= |
(4)11 ×80= |
口算下面各题
|
(1)13 ×20= |
(2)21 ×20= |
|
(3)25 ×4= |
(4)200 ×3= |
根据
2×5=10,直接写下面每个算式的得数|
20 ×5= |
2 ×50= |
200 ×5= |
|
2 ×500= |
200 ×50= |
500 ×20= |
口算下面各题
|
(1)150 ×3= |
(2)50 ×40= |
|
(3)44 ×20= |
(4)900 ×3= |
口算下面各题
|
(1)34 ×10= |
(2)46 ×20= |
|
(3)14 ×50= |
(4)80 ×30= |
口算下面各题
|
(1)12 ×40= |
(2)21 ×30= |
|
(3)720 ×10= |
(4)50 ×60= |