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분수 1자리 (분모가 같은)

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