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분수: 분모가 다른 덧셈3분수6

1
6 3
+
4 2
=
24 6
6
+
4
=
4
2
4 2
+
9 6
=
21 6
4
+
9
=
7 2
3
9 6
+
3 9
=
33 18
9
+
3
=
11 6
4
5 9
+
6 4
=
74 36
5
+
6
=
37 18
5
6 4
+
1 8
=
13 8
6
1 8
+
4 3
=
35 24
7
3 4
+
1 2
=
5 4
8
1 2
+
4 3
=
11 6
9
8 3
+
6 2
=
34 6
8
+
6
=
17 3
10
2 4
+
1 5
=
14 20
2
+
1
=
7 10
11
1 5
+
8 2
=
42 10
1
+
8
=
21 5
12
8 2
+
3 6
=
27 6
8
+
3
=
9 2
13
6 3
+
4 5
=
42 15
6
+
4
=
14 5
14
4 5
+
5 8
=
57 40
15
8 6
+
1 4
=
19 12