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분수: 분모가 다른 덧셈2분수5

1
2 5
+
5 4
=
33 20
2
5 4
+
6 2
=
17 4
3
6 2
+
4 5
=
38 10
6
+
4
=
19 5
4
1 7
+
5 8
=
43 56
5
1 3
+
2 5
=
11 15
6
1 3
+
3 2
=
11 6
7
3 2
+
8 6
=
17 6
8
1 6
+
3 7
=
25 42
9
3 7
+
1 4
=
19 28
10
1 4
+
7 8
=
9 8
11
7 8
+
1 5
=
43 40
12
1 5
+
4 3
=
23 15
13
4 3
+
6 2
=
26 6
4
+
6
=
13 3
14
6 2
+
1 5
=
32 10
6
+
1
=
16 5
15
1 5
+
5 6
=
31 30