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분수: 분모가 다른 덧셈2분수5

1
2 5
+
9 6
=
57 30
2
+
9
=
19 10
2
9 6
+
8 5
=
93 30
9
+
8
=
31 10
3
8 5
+
1 9
=
77 45
4
1 9
+
4 2
=
38 18
1
+
4
=
19 9
5
4 2
+
2 9
=
40 18
4
+
2
=
20 9
6
9 5
+
1 7
=
68 35
7
2 3
+
9 6
=
13 6
8
9 6
+
4 5
=
69 30
9
+
4
=
23 10
9
4 5
+
5 4
=
41 20
10
4 7
+
1 6
=
31 42
11
1 6
+
2 3
=
5 6
12
2 3
+
1 5
=
13 15
13
5 7
+
1 9
=
52 63
14
1 9
+
9 5
=
86 45
15
6 7
+
1 8
=
55 56