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분수: 분모가 다른 덧셈2분수6

1
2 6
+
5 4
=
19 12
2
5 4
+
8 9
=
77 36
3
8 9
+
2 8
=
82 72
8
+
2
=
41 36
4
2 8
+
4 5
=
42 40
2
+
4
=
21 20
5
4 5
+
5 9
=
61 45
6
5 9
+
1 2
=
19 18
7
1 2
+
4 3
=
11 6
8
4 9
+
1 5
=
29 45
9
8 7
+
1 2
=
23 14
10
1 2
+
3 4
=
5 4
11
3 4
+
2 3
=
17 12
12
2 3
+
7 5
=
31 15
13
5 7
+
1 4
=
27 28
14
1 4
+
2 3
=
11 12
15
3 7
+
1 5
=
22 35