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분수: 분모가 다른 덧셈9분수1

1
1 5
+
8 3
=
43 15
2
8 3
+
6 7
=
74 21
3
7 6
+
6 2
=
25 6
4
6 2
+
7 4
=
19 4
5
2 4
+
7 3
=
34 12
2
+
7
=
17 6
6
7 3
+
6 4
=
46 12
7
+
6
=
23 6
7
6 4
+
2 8
=
14 8
6
+
2
=
7 4
8
2 8
+
3 5
=
34 40
2
+
3
=
17 20
9
2 3
+
7 2
=
25 6
10
7 2
+
2 3
=
25 6
11
2 3
+
7 4
=
29 12
12
7 4
+
1 5
=
39 20
13
1 5
+
3 2
=
17 10
14
3 2
+
9 4
=
15 4
15
9 4
+
6 6
=
39 12
9
+
6
=
13 4