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분수: 분모가 다른 덧셈4분수0

1
4 2
+
2 8
=
18 8
4
+
2
=
9 4
2
2 8
+
8 2
=
34 8
2
+
8
=
17 4
3
8 2
+
3 5
=
46 10
8
+
3
=
23 5
4
3 5
+
4 4
=
32 20
3
+
4
=
8 5
5
4 4
+
9 6
=
30 12
4
+
9
=
5 2
6
9 6
+
2 8
=
42 24
9
+
2
=
7 4
7
2 8
+
4 7
=
46 56
2
+
4
=
23 28
8
7 4
+
5 7
=
69 28
9
3 5
+
1 9
=
32 45
10
1 9
+
5 8
=
53 72
11
5 8
+
3 4
=
11 8
12
3 4
+
1 5
=
19 20
13
5 5
+
3 2
=
25 10
5
+
3
=
5 2
14
3 2
+
4 8
=
16 8
3
+
4
=
2
15
4 8
+
1 3
=
20 24
4
+
1
=
5 6