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분수: 분모가 다른 덧셈3분수1

1
8 4
+
5 3
=
44 12
8
+
5
=
11 3
2
5 3
+
4 8
=
52 24
5
+
4
=
13 6
3
4 8
+
5 5
=
60 40
4
+
5
=
3 2
4
5 6
+
1 5
=
31 30
5
1 5
+
4 8
=
28 40
1
+
4
=
7 10
6
8 5
+
1 2
=
21 10
7
1 2
+
7 4
=
9 4
8
7 4
+
4 7
=
65 28
9
4 7
+
2 3
=
26 21
10
2 3
+
1 6
=
5 6
11
1 6
+
3 4
=
11 12
12
3 4
+
5 8
=
11 8
13
5 8
+
2 4
=
9 8
14
2 4
+
6 5
=
34 20
2
+
6
=
17 10
15
6 5
+
5 2
=
37 10