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분수 1자리 (분모가 같은)

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