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분수: 분모가 다른 덧셈6분수2

1
6 2
+
3 4
=
15 4
2
3 4
+
2 3
=
17 12
3
2 3
+
1 6
=
5 6
4
6 5
+
1 6
=
41 30
5
1 6
+
3 4
=
11 12
6
3 4
+
8 7
=
53 28
7
8 7
+
5 3
=
59 21
8
3 9
+
1 7
=
30 63
3
+
1
=
10 21
9
1 7
+
9 4
=
67 28
10
9 4
+
8 9
=
113 36
11
8 9
+
3 3
=
17 9
12
3 2
+
6 3
=
21 6
3
+
6
=
7 2
13
1 4
+
3 9
=
21 36
1
+
3
=
7 12
14
3 9
+
8 7
=
93 63
3
+
8
=
31 21
15
8 7
+
6 2
=
58 14
8
+
6
=
29 7