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분수: 분모가 다른 덧셈2분수0

1
6 5
+
1 2
=
17 10
2
1 2
+
4 7
=
15 14
3
4 7
+
2 6
=
38 42
4
+
2
=
19 21
4
2 6
+
9 3
=
20 6
2
+
9
=
10 3
5
3 9
+
6 3
=
21 9
3
+
6
=
7 3
6
5 6
+
1 3
=
7 6
7
1 3
+
8 2
=
26 6
1
+
8
=
13 3
8
8 2
+
1 4
=
17 4
9
1 4
+
6 5
=
29 20
10
6 5
+
3 9
=
69 45
6
+
3
=
23 15
11
9 5
+
5 3
=
52 15
12
5 3
+
3 2
=
19 6
13
3 2
+
9 3
=
27 6
3
+
9
=
9 2
14
9 3
+
1 7
=
66 21
9
+
1
=
22 7
15
7 2
+
1 3
=
23 6