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분수: 분모가 다른 덧셈1분수6

1
1 6
+
5 4
=
17 12
2
5 4
+
9 3
=
51 12
5
+
9
=
17 4
3
9 3
+
4 7
=
75 21
9
+
4
=
25 7
4
4 7
+
7 4
=
65 28
5
1 9
+
8 2
=
74 18
1
+
8
=
37 9
6
8 2
+
3 8
=
35 8
7
3 8
+
5 5
=
55 40
3
+
5
=
11 8
8
5 5
+
4 2
=
30 10
5
+
4
=
3
9
2 4
+
6 2
=
14 4
2
+
6
=
7 2
10
2 4
+
1 9
=
22 36
2
+
1
=
11 18
11
5 9
+
2 2
=
28 18
5
+
2
=
14 9
12
2 2
+
3 3
=
12 6
2
+
3
=
2
13
3 3
+
8 5
=
39 15
3
+
8
=
13 5
14
8 5
+
2 9
=
82 45
15
1 7
+
5 6
=
41 42