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분수 1자리 (분모가 같은)

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