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분수: 분모가 다른 덧셈5분수4

1
5 4
+
6 2
=
17 4
2
2 6
+
1 4
=
7 12
3
1 4
+
5 7
=
27 28
4
5 7
+
2 2
=
24 14
5
+
2
=
12 7
5
2 2
+
3 9
=
24 18
2
+
3
=
4 3
6
3 9
+
8 5
=
87 45
3
+
8
=
29 15
7
5 6
+
1 4
=
13 12
8
1 4
+
8 5
=
37 20
9
8 5
+
1 2
=
21 10
10
1 2
+
8 6
=
11 6
11
8 6
+
4 5
=
64 30
8
+
4
=
32 15
12
4 5
+
3 2
=
23 10
13
2 4
+
1 2
=
4 4
2
+
1
=
1
14
1 2
+
8 5
=
21 10
15
1 4
+
9 5
=
41 20