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분수: 분모가 다른 덧셈5분수9

1
5 9
+
4 3
=
17 9
2
4 3
+
9 7
=
55 21
3
9 7
+
4 9
=
109 63
4
9 6
+
1 4
=
21 12
9
+
1
=
7 4
5
1 4
+
5 7
=
27 28
6
5 7
+
2 4
=
34 28
5
+
2
=
17 14
7
2 4
+
7 2
=
16 4
2
+
7
=
4
8
2 5
+
1 8
=
21 40
9
1 8
+
3 9
=
33 72
1
+
3
=
11 24
10
3 9
+
6 5
=
69 45
3
+
6
=
23 15
11
5 2
+
1 3
=
17 6
12
1 7
+
9 4
=
67 28
13
9 4
+
8 5
=
77 20
14
8 5
+
3 6
=
63 30
8
+
3
=
21 10
15
3 6
+
4 4
=
18 12
3
+
4
=
3 2