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분수: 분모가 다른 덧셈3분수8

1
3 8
+
9 5
=
87 40
2
8 5
+
6 3
=
54 15
8
+
6
=
18 5
3
6 3
+
2 8
=
54 24
6
+
2
=
9 4
4
2 8
+
8 9
=
82 72
2
+
8
=
41 36
5
8 9
+
7 5
=
103 45
6
7 5
+
6 6
=
72 30
7
+
6
=
12 5
7
6 6
+
2 4
=
18 12
6
+
2
=
3 2
8
2 4
+
5 7
=
34 28
2
+
5
=
17 14
9
5 7
+
4 6
=
58 42
5
+
4
=
29 21
10
6 4
+
3 3
=
30 12
6
+
3
=
5 2
11
1 3
+
2 5
=
11 15
12
2 5
+
1 4
=
13 20
13
4 4
+
2 2
=
8 4
4
+
2
=
2
14
2 2
+
8 9
=
34 18
2
+
8
=
17 9
15
8 9
+
1 3
=
11 9