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분수: 분모가 다른 덧셈3분수8

1
3 8
+
2 4
=
7 8
2
2 4
+
3 2
=
8 4
2
+
3
=
2
3
3 2
+
4 9
=
35 18
4
9 5
+
1 9
=
86 45
5
9 3
+
1 5
=
48 15
9
+
1
=
16 5
6
1 5
+
4 8
=
28 40
1
+
4
=
7 10
7
8 5
+
1 9
=
77 45
8
1 9
+
8 6
=
26 18
1
+
8
=
13 9
9
8 6
+
5 9
=
34 18
8
+
5
=
17 9
10
5 6
+
1 7
=
41 42
11
1 5
+
3 7
=
22 35
12
3 7
+
5 8
=
59 56
13
5 8
+
6 2
=
29 8
14
6 2
+
2 7
=
46 14
6
+
2
=
23 7
15
2 7
+
7 6
=
61 42