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消防员爸爸 三年级数学计算题

分数加减综合练习(2025.6)切换为日期

班级__________学号__________ 姓名__________________成绩__________
4/10
-
3/10
=
1/4
+
2/4
=
6/10
-
5/10
=
7/10
+
1/10
=
3/8
-
1/8
=
2/4
-
1/4
=
3/5
+
2/5
=
5/9
-
3/9
=
3/8
+
1/8
=
4/9
-
1/9
=
4/10
+
6/10
=
2/6
+
2/6
=
5/7
-
3/7
=
3/5
-
2/5
=
2/6
-
2/6
=
3/3
-
1/3
=
2/9
+
5/9
=
8/9
-
4/9
=
4/10
+
3/10
=
2/8
+
6/8
=
1/10
+
7/10
=
5/6
-
4/6
=
7/7
-
4/7
=
1/8
+
6/8
=
8/8
-
1/8
=
6/8
-
1/8
=
3/10
-
1/10
=
6/8
+
2/8
=
2/4
+
1/4
=
7/7
-
5/7
=
1/5
+
4/5
=
3/4
+
1/4
=
7/8
-
3/8
=
8/9
-
3/9
=
5/5
-
4/5
=
7/10
-
1/10
=
1/9
+
6/9
=
3/10
+
1/10
=
6/8
-
2/8
=
3/3
-
2/3
=
4/9
+
1/9
=
6/8
+
1/8
=
5/9
+
3/9
=
3/9
+
4/9
=
3/4
-
1/4
=
2/10
+
4/10
=
2/10
+
3/10
=
6/6
-
4/6
=
2/9
+
4/9
=
2/6
+
4/6
=