题目内容
一块巧克力,小东吃了
,小红吃了
,一共吃了几分之几?还剩几分之几?
| 1 |
| 8 |
| 3 |
| 8 |
(1)
+
=
=
,
(2)1-
-
=
,
答:一共吃了
,还剩
.
| 1 |
| 8 |
| 3 |
| 8 |
| 4 |
| 8 |
| 1 |
| 2 |
(2)1-
| 1 |
| 8 |
| 3 |
| 8 |
| 1 |
| 2 |
答:一共吃了
| 1 |
| 2 |
| 1 |
| 2 |
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