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분수: 분모가 다른 덧셈4분수3

1
4 3
+
8 5
=
44 15
2
8 5
+
6 3
=
54 15
8
+
6
=
18 5
3
6 3
+
3 9
=
21 9
6
+
3
=
7 3
4
3 9
+
1 4
=
21 36
3
+
1
=
7 12
5
1 4
+
3 3
=
15 12
1
+
3
=
5 4
6
3 3
+
9 6
=
15 6
3
+
9
=
5 2
7
9 6
+
3 3
=
15 6
9
+
3
=
5 2
8
4 3
+
6 9
=
18 9
4
+
6
=
2
9
6 9
+
5 3
=
21 9
6
+
5
=
7 3
10
5 8
+
2 5
=
41 40
11
2 5
+
9 4
=
53 20
12
9 4
+
4 5
=
61 20
13
3 5
+
9 3
=
54 15
3
+
9
=
18 5
14
9 3
+
8 5
=
69 15
9
+
8
=
23 5
15
5 8
+
6 5
=
73 40