算巧巧
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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
数量:
20题
60题
80题
100题
显示答案:
隐藏
难度:
简单
中等
困难
运算类型:
加法
减法
混合
最大分母:
50
重新出题
导出
导出为PDF
导出为图片
算巧巧-口算天天练
班级:____________
姓名:____________
用时:____________
得分:____________
25
28
-
19
28
=
12
18
+
4
18
=
2
12
+
8
12
=
1
5
+
3
5
=
22
29
-
16
29
=
11
22
-
6
22
=
44
47
-
27
47
=
7
36
+
14
36
=
33
38
-
5
38
=
33
45
-
21
45
=
28
42
-
25
42
=
15
18
-
1
18
=
13
13
-
12
13
=
34
49
+
10
49
=
3
5
+
1
5
=
3
22
+
8
22
=
14
24
-
5
24
=
32
33
-
21
33
=
26
28
-
16
28
=
21
29
+
6
29
=
7
17
+
4
17
=
20
46
-
8
46
=
14
17
+
2
17
=
34
40
+
2
40
=
12
27
+
14
27
=
1
3
+
1
3
=
17
32
+
14
32
=
19
19
-
7
19
=
45
47
-
28
47
=
3
7
+
3
7
=
7
7
-
2
7
=
31
36
-
27
36
=
3
29
+
21
29
=
3
18
+
1
18
=
41
42
-
5
42
=
2
2
-
1
2
=
5
7
-
4
7
=
9
11
-
8
11
=
13
14
-
2
14
=
27
33
+
1
33
=
14
32
-
8
32
=
1
20
+
17
20
=
23
26
-
22
26
=
9
23
-
5
23
=
46
48
+
1
48
=
21
22
-
11
22
=
4
6
-
3
6
=
11
31
+
11
31
=
34
43
-
16
43
=
21
28
-
11
28
=
5
40
+
16
40
=
24
27
-
16
27
=
43
44
-
36
44
=
25
29
-
17
29
=
20
25
+
2
25
=
23
30
-
20
30
=
38
43
+
2
43
=
18
26
+
6
26
=
37
46
-
28
46
=
3
14
+
5
14
=
34
36
+
1
36
=
2
3
-
1
3
=
22
40
-
16
40
=
24
28
-
15
28
=
18
19
-
7
19
=
30
41
+
8
41
=
5
16
+
4
16
=
24
35
+
9
35
=
8
21
-
4
21
=
35
45
+
4
45
=
21
27
-
18
27
=
19
41
-
11
41
=
10
13
+
2
13
=
6
7
-
4
7
=
1
29
+
11
29
=
20
43
+
8
43
=
5
35
+
18
35
=
1
2
+
1
2
=
10
10
-
4
10
=
8
34
-
3
34
=
1
19
+
5
19
=
23
23
-
21
23
=
44
45
-
10
45
=
46
46
-
44
46
=
8
27
+
16
27
=
11
15
+
1
15
=
1
32
+
4
32
=
21
42
+
15
42
=
8
49
+
35
49
=
11
16
-
9
16
=
11
11
-
4
11
=
17
22
-
16
22
=
29
43
-
24
43
=
22
43
+
3
43
=
35
40
-
28
40
=
19
27
-
18
27
=
3
6
-
2
6
=
39
43
-
35
43
=
22
32
+
4
32
=
31
36
+
2
36
=