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분수 1자리 (분모가 같은)

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