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분수: 분모가 다른 덧셈2분수6

1
1 4
+
4 8
=
6 8
1
+
4
=
3 4
2
4 8
+
5 2
=
24 8
4
+
5
=
3
3
5 2
+
3 6
=
18 6
5
+
3
=
3
4
3 6
+
2 5
=
27 30
3
+
2
=
9 10
5
2 5
+
3 2
=
19 10
6
2 6
+
1 9
=
8 18
2
+
1
=
4 9
7
1 9
+
8 8
=
80 72
1
+
8
=
10 9
8
8 8
+
3 7
=
80 56
8
+
3
=
10 7
9
3 7
+
9 5
=
78 35
10
9 5
+
1 2
=
23 10
11
1 2
+
4 7
=
15 14
12
4 7
+
6 2
=
50 14
4
+
6
=
25 7
13
6 2
+
7 5
=
44 10
6
+
7
=
22 5
14
7 5
+
3 6
=
57 30
7
+
3
=
19 10
15
3 6
+
1 8
=
15 24
3
+
1
=
5 8