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분수: 분모가 다른 덧셈2분수0

1
2 8
+
4 5
=
42 40
2
+
4
=
21 20
2
4 5
+
6 4
=
46 20
4
+
6
=
23 10
3
6 4
+
3 6
=
24 12
6
+
3
=
2
4
3 6
+
4 5
=
39 30
3
+
4
=
13 10
5
5 9
+
1 6
=
13 18
6
1 6
+
9 3
=
19 6
7
9 3
+
7 5
=
66 15
9
+
7
=
22 5
8
5 5
+
1 6
=
35 30
5
+
1
=
7 6
9
1 6
+
5 5
=
35 30
1
+
5
=
7 6
10
5 5
+
2 6
=
40 30
5
+
2
=
4 3
11
6 5
+
1 2
=
17 10
12
5 4
+
1 9
=
49 36
13
1 7
+
2 4
=
18 28
1
+
2
=
9 14
14
2 4
+
8 6
=
22 12
2
+
8
=
11 6
15
8 6
+
1 8
=
35 24