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분수 1자리 (분모가 같은)

1
6 6
+
1 6
=
7 6
2
1 7
+
6 7
=
7 7
1
+
6
=
1 1
3
6 3
+
7 3
=
13 3
4
7 9
+
1 9
=
8 9
5
1 6
+
4 6
=
5 6
6
1 9
+
5 9
=
6 9
1
+
5
=
2 3
7
5 3
+
4 3
=
9 3
5
+
4
=
3 1
8
4 8
+
3 8
=
7 8
9
3 3
+
7 3
=
10 3
10
7 2
+
3 2
=
10 2
7
+
3
=
5 1
11
9 3
+
8 3
=
17 3
12
8 2
+
3 2
=
11 2
13
7 3
+
2 3
=
9 3
7
+
2
=
3 1
14
2 2
+
1 2
=
3 2
15
1 3
+
2 3
=
3 3
1
+
2
=
1 1