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분수: 분모가 다른 덧셈3분수6

1
6 3
+
2 6
=
14 6
6
+
2
=
7 3
2
2 6
+
4 5
=
34 30
2
+
4
=
17 15
3
4 5
+
1 2
=
13 10
4
1 2
+
5 3
=
13 6
5
5 3
+
7 4
=
41 12
6
7 4
+
2 8
=
16 8
7
+
2
=
2
7
8 8
+
1 9
=
80 72
8
+
1
=
10 9
8
1 9
+
2 2
=
20 18
1
+
2
=
10 9
9
2 2
+
5 7
=
24 14
2
+
5
=
12 7
10
5 7
+
8 5
=
81 35
11
8 5
+
4 4
=
52 20
8
+
4
=
13 5
12
1 2
+
2 9
=
13 18
13
2 9
+
1 3
=
5 9
14
1 3
+
4 4
=
16 12
1
+
4
=
4 3
15
4 4
+
7 3
=
40 12
4
+
7
=
10 3