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분수 1자리 (분모가 같은)

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