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분수 1자리 (분모가 같은)

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