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분수: 분모가 다른 덧셈3분수3

1
3 3
+
1 2
=
9 6
3
+
1
=
3 2
2
1 2
+
8 5
=
21 10
3
8 5
+
9 7
=
101 35
4
9 7
+
2 3
=
41 21
5
5 6
+
1 2
=
8 6
5
+
1
=
4 3
6
3 2
+
7 4
=
13 4
7
1 8
+
7 2
=
29 8
8
4 2
+
3 7
=
34 14
4
+
3
=
17 7
9
3 7
+
5 3
=
44 21
10
5 3
+
4 5
=
37 15
11
4 5
+
1 8
=
37 40
12
1 8
+
2 5
=
21 40
13
8 5
+
9 8
=
109 40
14
9 8
+
1 7
=
71 56
15
1 7
+
3 6
=
27 42
1
+
3
=
9 14