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분수: 분모가 다른 덧셈5분수2

1
1 4
+
5 2
=
11 4
2
5 3
+
1 5
=
28 15
3
5 5
+
1 2
=
15 10
5
+
1
=
3 2
4
1 7
+
9 8
=
71 56
5
9 8
+
6 2
=
33 8
6
6 2
+
8 3
=
34 6
6
+
8
=
17 3
7
3 9
+
1 4
=
21 36
3
+
1
=
7 12
8
1 4
+
2 5
=
13 20
9
4 5
+
2 7
=
38 35
10
7 2
+
2 6
=
23 6
11
4 6
+
1 9
=
14 18
4
+
1
=
7 9
12
1 8
+
3 4
=
7 8
13
3 4
+
1 8
=
7 8
14
1 8
+
4 4
=
9 8
15
4 5
+
1 3
=
17 15