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분수: 분모가 다른 덧셈6분수0

1
6 8
+
4 5
=
62 40
6
+
4
=
31 20
2
1 3
+
7 2
=
23 6
3
7 2
+
2 5
=
39 10
4
5 2
+
2 6
=
17 6
5
6 2
+
8 5
=
46 10
6
+
8
=
23 5
6
1 9
+
5 2
=
47 18
7
2 4
+
8 2
=
18 4
2
+
8
=
9 2
8
2 8
+
6 4
=
14 8
2
+
6
=
7 4
9
6 4
+
2 5
=
38 20
6
+
2
=
19 10
10
2 5
+
1 6
=
17 30
11
1 6
+
6 2
=
19 6
12
6 2
+
5 5
=
40 10
6
+
5
=
4
13
5 5
+
7 8
=
75 40
5
+
7
=
15 8
14
7 8
+
5 9
=
103 72
15
5 9
+
1 6
=
13 18