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분수 1자리 (분모가 같은)

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