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분수: 분모가 다른 덧셈3분수1

1
1 2
+
4 6
=
7 6
2
4 6
+
6 3
=
16 6
4
+
6
=
8 3
3
7 3
+
6 4
=
46 12
7
+
6
=
23 6
4
6 4
+
7 5
=
58 20
6
+
7
=
29 10
5
7 5
+
5 7
=
74 35
6
7 6
+
4 4
=
26 12
7
+
4
=
13 6
7
4 5
+
1 8
=
37 40
8
1 8
+
2 3
=
19 24
9
2 3
+
5 6
=
9 6
2
+
5
=
3 2
10
5 6
+
1 7
=
41 42
11
1 7
+
2 2
=
16 14
1
+
2
=
8 7
12
1 5
+
3 9
=
24 45
1
+
3
=
8 15
13
1 5
+
5 2
=
27 10
14
6 3
+
4 4
=
36 12
6
+
4
=
3
15
4 9
+
7 3
=
25 9