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분수: 분모가 다른 덧셈5분수3

1
5 3
+
4 5
=
37 15
2
4 5
+
1 7
=
33 35
3
1 7
+
5 3
=
38 21
4
5 3
+
7 2
=
31 6
5
7 2
+
3 7
=
55 14
6
3 7
+
2 6
=
32 42
3
+
2
=
16 21
7
1 6
+
4 2
=
13 6
8
4 2
+
5 9
=
46 18
4
+
5
=
23 9
9
5 9
+
3 6
=
19 18
10
3 6
+
5 2
=
18 6
3
+
5
=
3
11
5 6
+
1 3
=
7 6
12
1 4
+
5 6
=
13 12
13
5 6
+
3 3
=
11 6
14
9 3
+
1 2
=
21 6
9
+
1
=
7 2
15
1 9
+
3 2
=
29 18