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분수: 분모가 다른 덧셈6분수0

1
6 7
+
4 4
=
52 28
6
+
4
=
13 7
2
4 4
+
2 7
=
36 28
4
+
2
=
9 7
3
2 7
+
9 3
=
69 21
2
+
9
=
23 7
4
9 3
+
1 7
=
66 21
9
+
1
=
22 7
5
9 7
+
1 3
=
34 21
6
1 3
+
5 2
=
17 6
7
9 2
+
3 6
=
30 6
9
+
3
=
5
8
3 6
+
1 7
=
27 42
3
+
1
=
9 14
9
1 7
+
7 5
=
54 35
10
5 5
+
1 4
=
25 20
5
+
1
=
5 4
11
1 4
+
7 5
=
33 20
12
7 5
+
4 8
=
76 40
7
+
4
=
19 10
13
4 8
+
3 3
=
36 24
4
+
3
=
3 2
14
3 3
+
6 4
=
30 12
3
+
6
=
5 2
15
6 4
+
4 5
=
46 20
6
+
4
=
23 10