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분수: 분모가 다른 덧셈2분수0

1
2 8
+
5 4
=
12 8
2
+
5
=
3 2
2
5 4
+
4 5
=
41 20
3
4 5
+
9 4
=
61 20
4
9 4
+
5 3
=
47 12
5
5 3
+
1 8
=
43 24
6
1 8
+
3 2
=
13 8
7
3 2
+
9 6
=
18 6
3
+
9
=
3
8
9 6
+
7 2
=
30 6
9
+
7
=
5
9
7 2
+
2 3
=
25 6
10
2 3
+
1 2
=
7 6
11
1 2
+
9 9
=
27 18
1
+
9
=
3 2
12
9 9
+
3 4
=
63 36
9
+
3
=
7 4
13
3 4
+
2 9
=
35 36
14
2 9
+
5 2
=
49 18
15
8 2
+
9 6
=
33 6
8
+
9
=
11 2