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분수: 분모가 다른 덧셈4분수3

1
4 3
+
5 2
=
23 6
2
5 2
+
3 3
=
21 6
5
+
3
=
7 2
3
3 3
+
8 4
=
36 12
3
+
8
=
3
4
4 6
+
1 4
=
11 12
5
1 4
+
6 7
=
31 28
6
7 6
+
2 9
=
25 18
7
2 9
+
7 6
=
25 18
8
6 2
+
1 3
=
20 6
6
+
1
=
10 3
9
1 3
+
6 5
=
23 15
10
6 5
+
3 7
=
57 35
11
3 7
+
7 6
=
67 42
12
7 6
+
2 5
=
47 30
13
2 5
+
3 4
=
23 20
14
3 4
+
6 2
=
15 4
15
6 2
+
9 7
=
60 14
6
+
9
=
30 7