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분수: 분모가 다른 덧셈3분수8

1
3 8
+
6 3
=
57 24
3
+
6
=
19 8
2
3 6
+
8 2
=
27 6
3
+
8
=
9 2
3
2 7
+
1 5
=
17 35
4
1 5
+
5 4
=
29 20
5
2 4
+
4 5
=
26 20
2
+
4
=
13 10
6
4 5
+
1 4
=
21 20
7
1 4
+
9 3
=
39 12
1
+
9
=
13 4
8
9 3
+
3 6
=
21 6
9
+
3
=
7 2
9
3 6
+
8 5
=
63 30
3
+
8
=
21 10
10
8 5
+
3 3
=
39 15
8
+
3
=
13 5
11
3 3
+
1 4
=
15 12
3
+
1
=
5 4
12
1 4
+
2 3
=
11 12
13
2 3
+
1 2
=
7 6
14
2 6
+
1 7
=
20 42
2
+
1
=
10 21
15
1 7
+
4 5
=
33 35