题目内容
| 2 |
| 13 |
| 2 |
| 13 |
| ( ) |
| ( ) |
| 3 |
| 7 |
| ( )×( ) |
| ( ) |
| ( ) |
| ( ) |
(1)
+
=
×2=
;
(2)
×4=
=
.
故答案为:
,2,
,
,
.
| 2 |
| 13 |
| 2 |
| 13 |
| 2 |
| 13 |
| 4 |
| 13 |
(2)
| 3 |
| 7 |
| 3×4 |
| 7 |
| 12 |
| 7 |
故答案为:
| 2 |
| 13 |
| 4 |
| 13 |
| 3×4 |
| 7 |
| 12 |
| 7 |
练习册系列答案
相关题目
题目内容
| 2 |
| 13 |
| 2 |
| 13 |
| ( ) |
| ( ) |
| 3 |
| 7 |
| ( )×( ) |
| ( ) |
| ( ) |
| ( ) |
| 2 |
| 13 |
| 2 |
| 13 |
| 2 |
| 13 |
| 4 |
| 13 |
| 3 |
| 7 |
| 3×4 |
| 7 |
| 12 |
| 7 |
| 2 |
| 13 |
| 4 |
| 13 |
| 3×4 |
| 7 |
| 12 |
| 7 |