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분수: 분모가 다른 덧셈3분수6

1
3 6
+
9 2
=
30 6
3
+
9
=
5
2
5 2
+
3 8
=
23 8
3
3 8
+
1 7
=
29 56
4
1 7
+
2 8
=
22 56
1
+
2
=
11 28
5
2 8
+
3 3
=
30 24
2
+
3
=
5 4
6
3 3
+
2 7
=
27 21
3
+
2
=
9 7
7
7 2
+
5 7
=
59 14
8
5 7
+
9 6
=
93 42
5
+
9
=
31 14
9
9 6
+
6 5
=
81 30
9
+
6
=
27 10
10
6 5
+
3 3
=
33 15
6
+
3
=
11 5
11
3 3
+
2 5
=
21 15
3
+
2
=
7 5
12
5 2
+
6 5
=
37 10
13
6 5
+
2 4
=
34 20
6
+
2
=
17 10
14
4 6
+
1 2
=
7 6
15
1 2
+
4 6
=
7 6