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분수: 분모가 다른 덧셈5분수3

1
5 3
+
3 8
=
49 24
2
3 8
+
8 5
=
79 40
3
8 5
+
7 7
=
91 35
8
+
7
=
13 5
4
7 2
+
3 9
=
69 18
7
+
3
=
23 6
5
3 9
+
6 5
=
69 45
3
+
6
=
23 15
6
6 5
+
2 6
=
46 30
6
+
2
=
23 15
7
2 6
+
1 5
=
16 30
2
+
1
=
8 15
8
4 5
+
8 4
=
56 20
4
+
8
=
14 5
9
8 4
+
4 2
=
16 4
8
+
4
=
4
10
4 2
+
2 3
=
16 6
4
+
2
=
8 3
11
2 3
+
5 4
=
23 12
12
5 4
+
4 9
=
61 36
13
4 9
+
9 3
=
31 9
14
7 3
+
2 7
=
55 21
15
2 7
+
6 5
=
52 35