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분수: 분모가 다른 덧셈6분수2

1
6 2
+
3 4
=
15 4
2
3 4
+
1 7
=
25 28
3
1 7
+
2 8
=
22 56
1
+
2
=
11 28
4
2 8
+
1 3
=
14 24
2
+
1
=
7 12
5
1 5
+
5 3
=
28 15
6
3 6
+
1 9
=
11 18
7
1 9
+
2 3
=
7 9
8
3 2
+
1 5
=
17 10
9
1 5
+
7 2
=
37 10
10
7 2
+
4 5
=
43 10
11
5 6
+
1 8
=
23 24
12
8 4
+
4 8
=
20 8
8
+
4
=
5 2
13
4 8
+
2 7
=
44 56
4
+
2
=
11 14
14
2 7
+
6 3
=
48 21
2
+
6
=
16 7
15
6 3
+
2 4
=
30 12
6
+
2
=
5 2