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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(2026.6)切换为日期

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