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분수: 분모가 다른 덧셈5분수9

1
5 9
+
1 5
=
34 45
2
1 5
+
2 7
=
17 35
3
2 7
+
3 8
=
37 56
4
3 8
+
7 2
=
31 8
5
7 2
+
2 8
=
30 8
7
+
2
=
15 4
6
5 8
+
4 9
=
77 72
7
4 9
+
2 5
=
38 45
8
5 7
+
1 3
=
22 21
9
1 3
+
8 5
=
29 15
10
8 5
+
2 2
=
26 10
8
+
2
=
13 5
11
2 7
+
1 3
=
13 21
12
1 2
+
3 5
=
11 10
13
8 5
+
5 3
=
49 15
14
5 3
+
1 2
=
13 6
15
1 2
+
2 7
=
11 14