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분수: 분모가 다른 덧셈6분수2

1
6 2
+
4 4
=
16 4
6
+
4
=
4
2
4 4
+
8 6
=
28 12
4
+
8
=
7 3
3
1 6
+
2 5
=
17 30
4
2 5
+
1 9
=
23 45
5
1 9
+
2 5
=
23 45
6
2 5
+
5 3
=
31 15
7
5 3
+
7 9
=
22 9
8
7 9
+
2 8
=
74 72
7
+
2
=
37 36
9
2 8
+
9 5
=
82 40
2
+
9
=
41 20
10
9 5
+
5 2
=
43 10
11
5 2
+
6 3
=
27 6
5
+
6
=
9 2
12
6 3
+
8 5
=
54 15
6
+
8
=
18 5
13
8 5
+
1 3
=
29 15
14
1 3
+
3 4
=
13 12
15
4 3
+
3 5
=
29 15