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분수 1자리 (분모가 같은)

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