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분수: 분모가 다른 덧셈6분수2

1
2 6
+
4 4
=
16 12
2
+
4
=
4 3
2
7 4
+
2 7
=
57 28
3
2 7
+
1 4
=
15 28
4
1 4
+
9 3
=
39 12
1
+
9
=
13 4
5
9 3
+
1 4
=
39 12
9
+
1
=
13 4
6
1 4
+
5 2
=
11 4
7
5 2
+
9 5
=
43 10
8
9 5
+
6 2
=
48 10
9
+
6
=
24 5
9
6 2
+
1 8
=
25 8
10
1 8
+
4 3
=
35 24
11
4 3
+
6 2
=
26 6
4
+
6
=
13 3
12
6 2
+
9 6
=
27 6
6
+
9
=
9 2
13
9 6
+
1 7
=
69 42
9
+
1
=
23 14
14
5 7
+
9 3
=
78 21
5
+
9
=
26 7
15
9 3
+
4 8
=
84 24
9
+
4
=
7 2