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분수: 분모가 다른 덧셈6분수5

1
1 4
+
5 2
=
11 4
2
5 2
+
8 9
=
61 18
3
9 4
+
1 2
=
11 4
4
1 2
+
5 6
=
8 6
1
+
5
=
4 3
5
5 6
+
4 4
=
22 12
5
+
4
=
11 6
6
9 4
+
6 3
=
51 12
9
+
6
=
17 4
7
6 3
+
3 2
=
21 6
6
+
3
=
7 2
8
3 2
+
9 8
=
21 8
9
9 8
+
6 2
=
33 8
10
2 8
+
1 7
=
22 56
2
+
1
=
11 28
11
7 4
+
1 7
=
53 28
12
1 7
+
4 6
=
34 42
1
+
4
=
17 21
13
4 6
+
3 2
=
13 6
14
3 2
+
5 4
=
11 4
15
1 7
+
7 6
=
55 42