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분수: 분모가 다른 덧셈3분수6

1
1 2
+
3 5
=
11 10
2
3 5
+
9 7
=
66 35
3
2 7
+
3 9
=
39 63
2
+
3
=
13 21
4
3 9
+
9 2
=
87 18
3
+
9
=
29 6
5
9 2
+
5 6
=
32 6
9
+
5
=
16 3
6
5 6
+
2 3
=
9 6
5
+
2
=
3 2
7
3 2
+
7 7
=
35 14
3
+
7
=
5 2
8
7 7
+
1 9
=
70 63
7
+
1
=
10 9
9
1 9
+
3 6
=
11 18
10
3 6
+
7 5
=
57 30
3
+
7
=
19 10
11
7 5
+
6 7
=
79 35
12
6 7
+
3 3
=
39 21
6
+
3
=
13 7
13
7 3
+
6 2
=
32 6
7
+
6
=
16 3
14
6 2
+
2 7
=
46 14
6
+
2
=
23 7
15
2 7
+
6 3
=
48 21
2
+
6
=
16 7