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분수: 분모가 다른 덧셈4분수3

1
4 3
+
2 2
=
14 6
4
+
2
=
7 3
2
2 2
+
6 8
=
14 8
2
+
6
=
7 4
3
6 8
+
3 9
=
78 72
6
+
3
=
13 12
4
3 9
+
1 6
=
9 18
3
+
1
=
1 2
5
3 6
+
2 3
=
7 6
6
2 3
+
1 4
=
11 12
7
1 4
+
4 2
=
9 4
8
4 2
+
9 4
=
17 4
9
4 4
+
1 5
=
24 20
4
+
1
=
6 5
10
1 5
+
5 9
=
34 45
11
5 9
+
2 5
=
43 45
12
2 5
+
5 4
=
33 20
13
5 8
+
1 3
=
23 24
14
1 3
+
2 4
=
10 12
1
+
2
=
5 6
15
4 2
+
9 3
=
30 6
4
+
9
=
5