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분수: 분모가 다른 덧셈5분수3

1
5 3
+
3 7
=
44 21
2
3 7
+
4 2
=
34 14
3
+
4
=
17 7
3
4 2
+
5 5
=
30 10
4
+
5
=
3
4
5 5
+
6 4
=
50 20
5
+
6
=
5 2
5
6 4
+
3 7
=
54 28
6
+
3
=
27 14
6
3 7
+
4 6
=
46 42
3
+
4
=
23 21
7
4 6
+
2 2
=
10 6
4
+
2
=
5 3
8
6 5
+
1 7
=
47 35
9
1 7
+
4 6
=
34 42
1
+
4
=
17 21
10
4 6
+
7 5
=
62 30
4
+
7
=
31 15
11
5 2
+
1 3
=
17 6
12
1 3
+
4 6
=
6 6
1
+
4
=
1
13
4 6
+
3 3
=
10 6
4
+
3
=
5 3
14
3 3
+
7 2
=
27 6
3
+
7
=
9 2
15
7 2
+
3 9
=
69 18
7
+
3
=
23 6