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분수: 분모가 다른 덧셈3분수1

1
1 6
+
5 2
=
16 6
1
+
5
=
8 3
2
5 2
+
6 4
=
16 4
5
+
6
=
4
3
6 4
+
2 2
=
10 4
6
+
2
=
5 2
4
2 2
+
8 4
=
12 4
2
+
8
=
3
5
8 4
+
4 3
=
40 12
8
+
4
=
10 3
6
4 3
+
5 9
=
17 9
7
5 9
+
6 2
=
64 18
5
+
6
=
32 9
8
6 2
+
7 6
=
25 6
9
6 2
+
1 6
=
19 6
10
1 3
+
3 5
=
14 15
11
3 5
+
4 3
=
29 15
12
3 9
+
1 4
=
21 36
3
+
1
=
7 12
13
1 4
+
8 2
=
17 4
14
8 2
+
5 4
=
21 4
15
5 4
+
9 5
=
61 20