首页5年级下册同分母分数加减法

5年级 下册 - 同分母分数加减法

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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9
9
-
2
9
=
8
41
+
27
41
=
2
49
+
42
49
=
29
36
+
1
36
=
8
38
+
12
38
=
23
45
-
17
45
=
10
23
-
4
23
=
27
34
+
5
34
=
11
20
-
4
20
=
13
18
+
3
18
=
19
34
-
8
34
=
40
46
+
5
46
=
15
21
+
5
21
=
9
13
-
6
13
=
2
21
+
18
21
=
6
9
+
2
9
=
6
42
+
16
42
=
12
12
-
10
12
=
8
10
-
2
10
=
32
36
-
16
36
=
36
36
-
15
36
=
26
34
-
13
34
=
34
49
+
2
49
=
40
47
-
39
47
=
2
4
+
1
4
=
25
26
-
24
26
=
31
47
-
27
47
=
19
19
-
18
19
=
19
32
-
16
32
=
7
17
+
8
17
=
30
40
+
3
40
=
1
16
+
11
16
=
43
43
-
31
43
=
6
6
-
5
6
=
19
25
+
1
25
=
2
28
+
20
28
=
18
48
+
26
48
=
7
10
+
1
10
=
16
37
+
19
37
=
12
12
-
1
12
=
17
25
+
6
25
=
8
15
-
7
15
=
34
40
+
4
40
=
11
12
-
5
12
=
25
47
-
14
47
=
20
25
-
15
25
=
3
3
-
1
3
=
27
37
+
6
37
=
1
5
+
2
5
=
25
34
-
24
34
=
11
12
-
7
12
=
8
24
+
1
24
=
7
23
-
6
23
=
4
8
-
3
8
=
42
49
+
5
49
=
13
14
-
2
14
=
21
26
-
19
26
=
39
43
+
3
43
=
12
28
-
9
28
=
19
39
+
3
39
=
37
41
+
3
41
=
10
15
-
7
15
=
31
37
-
23
37
=
32
39
+
6
39
=
38
40
+
1
40
=
10
18
-
6
18
=
23
41
-
8
41
=
10
13
-
9
13
=
26
44
+
3
44
=
20
20
-
13
20
=
4
4
-
2
4
=
3
14
+
3
14
=
5
10
+
3
10
=
2
8
+
2
8
=
6
9
+
1
9
=
30
30
-
28
30
=
32
44
+
11
44
=
10
28
-
6
28
=
1
2
+
1
2
=
22
24
+
1
24
=
31
34
-
30
34
=
30
38
+
2
38
=
4
7
+
1
7
=
4
40
+
23
40
=
22
33
-
1
33
=
14
34
+
14
34
=
33
45
+
8
45
=
24
26
+
1
26
=
11
19
+
2
19
=
6
17
+
6
17
=
3
48
+
23
48
=
7
12
-
1
12
=
41
42
-
36
42
=
35
38
+
1
38
=
16
32
+
14
32
=
11
17
+
1
17
=
26
32
-
4
32
=
28
39
-
10
39
=
4
34
-
2
34
=
27
38
-
26
38
=