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분수 1자리 (분모가 같은)

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