首页5年级下册异分母分数加减法

5年级 下册 - 异分母分数加减法

练习题数量: 100

显示答案:
难度:
运算类型:
最大分母:
50
算巧巧-口算天天练
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6
8
-
18
28
=
5
23
+
7
40
=
2
21
+
27
45
=
3
4
-
5
7
=
13
32
+
1
8
=
6
34
+
2
44
=
3
9
+
10
33
=
9
10
+
1
23
=
25
48
+
3
40
=
37
48
+
4
39
=
14
19
-
3
16
=
12
28
-
1
6
=
7
8
-
9
12
=
32
46
+
6
23
=
11
13
-
3
18
=
10
21
+
2
19
=
6
11
-
7
27
=
20
23
-
2
20
=
20
24
-
2
3
=
24
30
+
2
11
=
1
2
-
1
10
=
8
31
+
14
28
=
21
22
-
7
14
=
6
23
+
2
19
=
4
8
+
22
47
=
18
23
+
5
31
=
7
12
-
5
16
=
4
40
+
28
35
=
2
4
+
17
38
=
14
26
-
1
2
=
3
4
-
21
27
=
6
15
+
3
5
=
2
3
-
2
6
=
13
18
-
3
15
=
6
10
+
18
47
=
33
48
+
13
45
=
1
2
+
19
49
=
6
8
-
2
3
=
24
26
-
9
10
=
3
4
-
14
26
=
7
10
+
4
27
=
1
3
-
3
16
=
23
32
+
1
44
=
1
2
-
8
24
=
21
25
-
14
17
=
8
13
+
1
4
=
10
40
+
11
31
=
13
17
-
2
4
=
12
15
-
10
13
=
14
41
+
4
15
=
10
11
-
16
21
=
9
19
-
3
17
=
14
23
-
4
29
=
6
7
-
4
9
=
11
17
-
1
16
=
6
16
+
13
45
=
11
12
-
14
27
=
19
24
-
6
12
=
16
22
+
1
21
=
15
19
-
12
17
=
14
17
-
13
19
=
9
13
-
8
16
=
30
44
+
3
38
=
1
9
+
23
27
=
14
20
+
2
7
=
22
23
+
1
34
=
14
19
-
19
27
=
34
45
+
6
43
=
9
20
+
5
31
=
12
14
+
2
39
=
2
18
+
7
43
=
18
26
-
2
7
=
18
31
+
1
5
=
6
34
+
12
41
=
16
45
+
9
32
=
3
4
-
3
9
=
1
29
+
7
14
=
4
8
-
7
19
=
20
27
-
4
6
=
14
30
+
1
4
=
41
42
+
1
43
=
15
24
+
1
19
=
14
26
-
3
20
=
16
36
+
13
49
=
10
15
-
1
13
=
5
17
-
1
26
=
21
26
-
8
14
=
4
14
-
2
27
=
1
2
+
1
3
=
12
14
-
3
15
=
4
6
-
3
26
=
7
8
-
17
28
=
11
16
+
2
22
=
9
12
-
16
23
=
2
3
-
6
12
=
27
41
+
7
38
=
16
45
+
12
46
=
21
25
-
3
6
=
10
22
+
5
23
=
15
16
-
1
3
=