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분수: 분모가 다른 덧셈3분수2

1
1 2
+
5 4
=
7 4
2
4 3
+
1 5
=
23 15
3
1 5
+
8 6
=
46 30
1
+
8
=
23 15
4
8 6
+
2 9
=
28 18
8
+
2
=
14 9
5
2 9
+
3 4
=
35 36
6
3 4
+
6 5
=
39 20
7
6 5
+
2 8
=
58 40
6
+
2
=
29 20
8
2 8
+
4 6
=
22 24
2
+
4
=
11 12
9
4 6
+
2 3
=
8 6
4
+
2
=
4 3
10
7 3
+
5 9
=
26 9
11
2 9
+
5 5
=
55 45
2
+
5
=
11 9
12
5 5
+
4 8
=
60 40
5
+
4
=
3 2
13
8 4
+
7 2
=
22 4
8
+
7
=
11 2
14
7 2
+
3 4
=
17 4
15
1 6
+
2 3
=
5 6