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분수 1자리 (분모가 같은)

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