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분수: 분모가 다른 덧셈1분수1

1
1 6
+
4 5
=
29 30
2
4 5
+
2 6
=
34 30
4
+
2
=
17 15
3
2 6
+
9 3
=
20 6
2
+
9
=
10 3
4
9 3
+
6 9
=
33 9
9
+
6
=
11 3
5
6 9
+
3 3
=
15 9
6
+
3
=
5 3
6
6 3
+
5 9
=
23 9
7
9 5
+
2 6
=
64 30
9
+
2
=
32 15
8
2 6
+
1 8
=
11 24
9
1 2
+
8 6
=
11 6
10
8 6
+
2 2
=
14 6
8
+
2
=
7 3
11
2 2
+
1 4
=
5 4
12
1 4
+
3 5
=
17 20
13
3 5
+
6 4
=
42 20
3
+
6
=
21 10
14
3 2
+
1 5
=
17 10
15
1 5
+
5 6
=
31 30