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분수: 분모가 다른 덧셈9분수2

1
9 2
+
4 9
=
89 18
2
4 9
+
1 2
=
17 18
3
1 2
+
4 4
=
6 4
1
+
4
=
3 2
4
4 2
+
1 9
=
38 18
4
+
1
=
19 9
5
1 5
+
2 9
=
19 45
6
9 2
+
1 7
=
65 14
7
7 5
+
1 3
=
26 15
8
1 3
+
2 7
=
13 21
9
2 7
+
3 4
=
29 28
10
3 4
+
2 5
=
23 20
11
5 2
+
3 6
=
18 6
5
+
3
=
3
12
3 6
+
2 9
=
13 18
13
2 9
+
1 7
=
23 63
14
7 6
+
1 3
=
9 6
7
+
1
=
3 2
15
1 3
+
5 8
=
23 24