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분수: 분모가 다른 덧셈4분수9

1
4 9
+
2 7
=
46 63
2
2 7
+
6 2
=
46 14
2
+
6
=
23 7
3
6 2
+
9 4
=
21 4
4
9 4
+
6 5
=
69 20
5
6 5
+
4 6
=
56 30
6
+
4
=
28 15
6
4 6
+
6 2
=
22 6
4
+
6
=
11 3
7
6 2
+
7 4
=
19 4
8
7 4
+
1 6
=
23 12
9
5 6
+
3 3
=
11 6
10
3 3
+
8 6
=
14 6
3
+
8
=
7 3
11
1 6
+
4 2
=
13 6
12
4 3
+
1 8
=
35 24
13
1 8
+
5 2
=
21 8
14
2 2
+
8 6
=
14 6
2
+
8
=
7 3
15
8 6
+
2 4
=
22 12
8
+
2
=
11 6