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분수: 분모가 다른 덧셈1분수5

1
1 5
+
2 9
=
19 45
2
9 2
+
6 3
=
39 6
9
+
6
=
13 2
3
8 3
+
5 6
=
21 6
8
+
5
=
7 2
4
5 6
+
2 7
=
47 42
5
7 8
+
1 6
=
25 24
6
1 6
+
9 4
=
29 12
7
4 7
+
1 4
=
23 28
8
1 4
+
8 3
=
35 12
9
1 2
+
4 6
=
7 6
10
6 4
+
3 6
=
24 12
6
+
3
=
2
11
3 6
+
6 2
=
21 6
3
+
6
=
7 2
12
1 6
+
2 2
=
7 6
13
2 2
+
1 4
=
5 4
14
1 4
+
8 3
=
35 12
15
3 4
+
1 6
=
11 12