题目内容
口算.
|
(1)110 ×6= |
800 ×2= |
410 ×2= |
78 +22= |
|
(2)120 ×4= |
900 ×5= |
104 ×2= |
240 ×2= |
答案:660,1600,820,100;480,4500,208,480
练习册系列答案
相关题目
题目内容
口算.
|
(1)110 ×6= |
800 ×2= |
410 ×2= |
78 +22= |
|
(2)120 ×4= |
900 ×5= |
104 ×2= |
240 ×2= |