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분수: 분모가 다른 덧셈2분수1

1
5 4
+
1 3
=
19 12
2
4 3
+
2 4
=
22 12
4
+
2
=
11 6
3
2 4
+
5 3
=
26 12
2
+
5
=
13 6
4
5 3
+
8 4
=
44 12
5
+
8
=
11 3
5
8 4
+
4 6
=
32 12
8
+
4
=
8 3
6
4 4
+
1 8
=
9 8
7
1 8
+
2 3
=
19 24
8
2 3
+
4 4
=
20 12
2
+
4
=
5 3
9
4 4
+
2 3
=
20 12
4
+
2
=
5 3
10
3 5
+
1 9
=
32 45
11
1 9
+
2 5
=
23 45
12
2 5
+
6 4
=
38 20
2
+
6
=
19 10
13
6 4
+
3 8
=
15 8
14
3 8
+
1 6
=
13 24
15
1 7
+
4 5
=
33 35