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분수: 분모가 다른 덧셈2분수8

1
2 8
+
3 2
=
14 8
2
+
3
=
7 4
2
3 2
+
7 4
=
13 4
3
4 9
+
1 5
=
29 45
4
1 5
+
8 7
=
47 35
5
1 5
+
9 3
=
48 15
1
+
9
=
16 5
6
9 3
+
3 6
=
21 6
9
+
3
=
7 2
7
6 3
+
3 7
=
51 21
6
+
3
=
17 7
8
3 7
+
2 5
=
29 35
9
2 5
+
9 2
=
49 10
10
9 2
+
1 8
=
37 8
11
1 8
+
2 4
=
5 8
12
4 2
+
1 3
=
14 6
4
+
1
=
7 3
13
3 2
+
1 5
=
17 10
14
1 7
+
4 4
=
32 28
1
+
4
=
8 7
15
4 4
+
3 2
=
10 4
4
+
3
=
5 2