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분수: 분모가 다른 덧셈2분수8

1
1 4
+
6 5
=
29 20
2
6 5
+
9 9
=
99 45
6
+
9
=
11 5
3
9 9
+
1 2
=
27 18
9
+
1
=
3 2
4
1 8
+
6 2
=
25 8
5
6 2
+
2 3
=
22 6
6
+
2
=
11 3
6
2 3
+
7 2
=
25 6
7
7 2
+
3 9
=
69 18
7
+
3
=
23 6
8
9 3
+
4 5
=
57 15
9
+
4
=
19 5
9
5 7
+
1 3
=
22 21
10
2 3
+
4 4
=
20 12
2
+
4
=
5 3
11
4 4
+
2 5
=
28 20
4
+
2
=
7 5
12
2 5
+
4 8
=
36 40
2
+
4
=
9 10
13
4 3
+
1 4
=
19 12
14
1 3
+
3 7
=
16 21
15
3 7
+
1 6
=
25 42