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분수: 분모가 다른 덧셈2분수5

1
3 5
+
9 7
=
66 35
2
9 7
+
6 4
=
78 28
9
+
6
=
39 14
3
6 4
+
5 3
=
38 12
6
+
5
=
19 6
4
5 3
+
2 7
=
41 21
5
2 7
+
4 5
=
38 35
6
4 5
+
6 9
=
66 45
4
+
6
=
22 15
7
6 9
+
2 6
=
18 18
6
+
2
=
1
8
2 6
+
9 5
=
64 30
2
+
9
=
32 15
9
5 5
+
2 3
=
25 15
5
+
2
=
5 3
10
2 3
+
4 6
=
8 6
2
+
4
=
4 3
11
6 4
+
1 3
=
22 12
6
+
1
=
11 6
12
2 3
+
3 6
=
7 6
13
6 9
+
1 6
=
15 18
6
+
1
=
5 6
14
2 6
+
1 5
=
16 30
2
+
1
=
8 15
15
1 5
+
2 4
=
14 20
1
+
2
=
7 10