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분수: 분모가 다른 덧셈3분수2

1
3 2
+
4 3
=
17 6
2
4 3
+
1 5
=
23 15
3
5 4
+
1 5
=
29 20
4
1 5
+
5 8
=
33 40
5
5 8
+
1 6
=
19 24
6
3 4
+
4 2
=
11 4
7
4 2
+
9 7
=
46 14
4
+
9
=
23 7
8
9 7
+
1 8
=
79 56
9
1 9
+
4 2
=
38 18
1
+
4
=
19 9
10
4 2
+
1 5
=
22 10
4
+
1
=
11 5
11
1 5
+
7 9
=
44 45
12
9 2
+
1 6
=
28 6
9
+
1
=
14 3
13
1 6
+
5 8
=
19 24
14
1 4
+
2 2
=
5 4
15
2 2
+
8 9
=
34 18
2
+
8
=
17 9