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분수: 분모가 다른 덧셈3분수6

1
3 5
+
1 2
=
11 10
2
1 2
+
3 4
=
5 4
3
3 4
+
1 7
=
25 28
4
1 7
+
3 5
=
26 35
5
3 2
+
8 5
=
31 10
6
8 2
+
1 4
=
17 4
7
1 4
+
7 3
=
31 12
8
7 3
+
6 5
=
53 15
9
6 5
+
3 3
=
33 15
6
+
3
=
11 5
10
3 3
+
1 7
=
24 21
3
+
1
=
8 7
11
1 7
+
4 9
=
37 63
12
4 9
+
9 6
=
35 18
13
9 6
+
1 4
=
21 12
9
+
1
=
7 4
14
1 4
+
9 7
=
43 28
15
9 7
+
4 3
=
55 21