题目内容
直接写出得数.
+
=
1-
=
-
=
+
=
+
=
| 3 |
| 5 |
| 1 |
| 5 |
1-
| 3 |
| 5 |
| 7 |
| 9 |
| 2 |
| 9 |
| 2 |
| 3 |
| 1 |
| 4 |
| 7 |
| 8 |
| 1 |
| 8 |
考点:分数的加法和减法
专题:计算题
分析:根据同分母分数和异分母分数加减法的计算方法进行计算.
解答:
解:
+
=
1-
=
-
=
+
=
+
=1
| 3 |
| 5 |
| 1 |
| 5 |
| 4 |
| 5 |
1-
| 3 |
| 5 |
| 2 |
| 5 |
| 7 |
| 9 |
| 2 |
| 9 |
| 5 |
| 9 |
| 2 |
| 3 |
| 1 |
| 4 |
| 11 |
| 12 |
| 7 |
| 8 |
| 1 |
| 8 |
点评:本题主要考查了学生对分数加减法计算方法的掌握.
练习册系列答案
相关题目