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분수: 분모가 다른 덧셈6분수3

1
6 3
+
4 4
=
36 12
6
+
4
=
3
2
4 3
+
1 4
=
19 12
3
1 4
+
8 5
=
37 20
4
8 5
+
5 6
=
73 30
5
5 6
+
1 2
=
8 6
5
+
1
=
4 3
6
1 2
+
8 3
=
19 6
7
8 3
+
9 7
=
83 21
8
9 7
+
3 2
=
39 14
9
3 2
+
4 3
=
17 6
10
4 3
+
8 7
=
52 21
11
8 7
+
1 2
=
23 14
12
1 2
+
7 5
=
19 10
13
7 5
+
5 6
=
67 30
14
5 6
+
4 7
=
59 42
15
4 7
+
3 6
=
45 42
4
+
3
=
15 14