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분수: 분모가 다른 덧셈2분수9

1
2 9
+
8 6
=
28 18
2
+
8
=
14 9
2
8 6
+
3 5
=
58 30
8
+
3
=
29 15
3
5 3
+
7 8
=
61 24
4
8 6
+
1 8
=
35 24
5
8 5
+
1 3
=
29 15
6
1 3
+
2 9
=
5 9
7
2 9
+
4 3
=
14 9
8
4 3
+
3 4
=
25 12
9
3 4
+
4 3
=
25 12
10
8 4
+
1 6
=
26 12
8
+
1
=
13 6
11
6 7
+
1 2
=
19 14
12
1 2
+
3 5
=
11 10
13
3 5
+
6 4
=
42 20
3
+
6
=
21 10
14
6 4
+
4 2
=
14 4
6
+
4
=
7 2
15
4 2
+
5 3
=
22 6
4
+
5
=
11 3