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분수: 분모가 다른 덧셈3분수8

1
3 8
+
7 4
=
17 8
2
7 4
+
9 2
=
25 4
3
5 2
+
2 4
=
12 4
5
+
2
=
3
4
2 7
+
1 2
=
11 14
5
1 2
+
6 3
=
15 6
1
+
6
=
5 2
6
6 3
+
3 5
=
39 15
6
+
3
=
13 5
7
3 5
+
8 3
=
49 15
8
8 3
+
7 5
=
61 15
9
7 5
+
2 6
=
52 30
7
+
2
=
26 15
10
2 6
+
4 4
=
16 12
2
+
4
=
4 3
11
4 4
+
5 6
=
22 12
4
+
5
=
11 6
12
5 6
+
9 4
=
37 12
13
9 4
+
7 6
=
41 12
14
7 6
+
1 9
=
23 18
15
3 9
+
5 4
=
57 36
3
+
5
=
19 12