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분수: 분모가 다른 덧셈4분수3

1
4 3
+
9 2
=
35 6
2
9 2
+
2 3
=
31 6
3
2 3
+
1 4
=
11 12
4
1 8
+
9 5
=
77 40
5
9 5
+
1 3
=
32 15
6
8 2
+
3 9
=
78 18
8
+
3
=
13 3
7
3 9
+
6 3
=
21 9
3
+
6
=
7 3
8
1 3
+
5 4
=
19 12
9
5 4
+
1 6
=
17 12
10
1 8
+
2 4
=
5 8
11
2 4
+
7 9
=
46 36
2
+
7
=
23 18
12
7 9
+
3 2
=
41 18
13
3 2
+
4 5
=
23 10
14
3 5
+
9 2
=
51 10
15
9 2
+
5 7
=
73 14