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분수: 분모가 다른 덧셈3분수1

1
1 4
+
5 3
=
23 12
2
3 8
+
1 3
=
17 24
3
5 3
+
4 2
=
22 6
5
+
4
=
11 3
4
6 2
+
8 4
=
20 4
6
+
8
=
5
5
8 4
+
3 2
=
14 4
8
+
3
=
7 2
6
1 2
+
9 6
=
12 6
1
+
9
=
2
7
9 6
+
1 8
=
39 24
9
+
1
=
13 8
8
1 9
+
6 5
=
59 45
9
6 5
+
7 2
=
47 10
10
7 2
+
2 9
=
67 18
11
9 7
+
1 6
=
61 42
12
1 6
+
3 3
=
7 6
13
3 3
+
8 2
=
30 6
3
+
8
=
5
14
2 9
+
1 3
=
5 9
15
1 9
+
4 6
=
14 18
1
+
4
=
7 9