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분수: 분모가 다른 덧셈3분수4

1
3 4
+
5 2
=
13 4
2
5 2
+
3 3
=
21 6
5
+
3
=
7 2
3
3 8
+
1 4
=
5 8
4
6 4
+
1 3
=
22 12
6
+
1
=
11 6
5
1 3
+
3 4
=
13 12
6
5 4
+
7 7
=
63 28
5
+
7
=
9 4
7
7 4
+
1 5
=
39 20
8
1 5
+
3 2
=
17 10
9
3 2
+
1 3
=
11 6
10
1 3
+
9 5
=
32 15
11
9 5
+
3 3
=
42 15
9
+
3
=
14 5
12
1 3
+
6 5
=
23 15
13
2 5
+
5 2
=
29 10
14
5 2
+
3 8
=
23 8
15
9 5
+
4 2
=
38 10
9
+
4
=
19 5