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분수: 분모가 다른 덧셈2분수8

1
2 8
+
6 4
=
14 8
2
+
6
=
7 4
2
6 4
+
4 6
=
26 12
6
+
4
=
13 6
3
6 4
+
5 7
=
62 28
6
+
5
=
31 14
4
5 7
+
4 9
=
73 63
5
9 4
+
1 9
=
85 36
6
1 9
+
3 3
=
10 9
7
3 3
+
8 2
=
30 6
3
+
8
=
5
8
8 2
+
4 9
=
80 18
8
+
4
=
40 9
9
9 4
+
4 5
=
61 20
10
4 5
+
6 2
=
38 10
4
+
6
=
19 5
11
6 2
+
3 5
=
36 10
6
+
3
=
18 5
12
3 5
+
5 6
=
43 30
13
5 6
+
3 8
=
29 24
14
1 5
+
5 2
=
27 10
15
5 2
+
1 5
=
27 10