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분수: 분모가 다른 덧셈1분수1

1
1 8
+
9 2
=
37 8
2
9 2
+
2 7
=
67 14
3
2 7
+
6 2
=
46 14
2
+
6
=
23 7
4
1 2
+
2 7
=
11 14
5
2 7
+
4 3
=
34 21
6
4 3
+
5 5
=
35 15
4
+
5
=
7 3
7
5 5
+
4 6
=
50 30
5
+
4
=
5 3
8
4 6
+
1 7
=
34 42
4
+
1
=
17 21
9
1 5
+
3 8
=
23 40
10
1 2
+
4 6
=
7 6
11
6 2
+
1 6
=
19 6
12
1 6
+
6 4
=
20 12
1
+
6
=
5 3
13
8 4
+
3 7
=
68 28
8
+
3
=
17 7
14
3 7
+
9 3
=
72 21
3
+
9
=
24 7
15
9 3
+
5 5
=
60 15
9
+
5
=
4