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분수: 분모가 다른 덧셈4분수0

1
4 8
+
3 5
=
44 40
4
+
3
=
11 10
2
2 5
+
5 8
=
41 40
3
8 5
+
4 3
=
44 15
4
4 4
+
3 7
=
40 28
4
+
3
=
10 7
5
3 7
+
5 5
=
50 35
3
+
5
=
10 7
6
5 5
+
2 9
=
55 45
5
+
2
=
11 9
7
2 9
+
3 3
=
11 9
8
8 3
+
6 7
=
74 21
9
6 7
+
8 4
=
80 28
6
+
8
=
20 7
10
8 4
+
4 5
=
56 20
8
+
4
=
14 5
11
4 5
+
2 8
=
42 40
4
+
2
=
21 20
12
8 2
+
4 7
=
64 14
8
+
4
=
32 7
13
4 7
+
3 3
=
33 21
4
+
3
=
11 7
14
3 3
+
5 5
=
30 15
3
+
5
=
2
15
5 5
+
9 4
=
65 20
5
+
9
=
13 4