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분수 1자리 (분모가 같은)

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