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분수 1자리 (분모가 같은)

1
1 7
+
3 7
=
4 7
2
1 2
+
3 2
=
4 2
1
+
3
=
2 1
3
3 8
+
4 8
=
7 8
4
4 3
+
6 3
=
10 3
5
1 2
+
5 2
=
6 2
1
+
5
=
3 1
6
5 8
+
2 8
=
7 8
7
2 6
+
3 6
=
5 6
8
3 4
+
8 4
=
11 4
9
1 2
+
9 2
=
10 2
1
+
9
=
5 1
10
9 5
+
1 5
=
10 5
9
+
1
=
2 1
11
1 8
+
9 8
=
10 8
1
+
9
=
5 4
12
9 6
+
3 6
=
12 6
9
+
3
=
2 1
13
3 6
+
6 6
=
9 6
3
+
6
=
3 2
14
6 5
+
3 5
=
9 5
15
1 3
+
2 3
=
3 3
1
+
2
=
1 1
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