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분수 1자리 (분모가 같은)

1
1 4
+
3 4
=
4 4
1
+
3
=
1 1
2
3 3
+
4 3
=
7 3
3
4 3
+
8 3
=
12 3
4
+
8
=
4 1
4
8 7
+
5 7
=
13 7
5
1 9
+
7 9
=
8 9
6
7 4
+
2 4
=
9 4
7
2 6
+
1 6
=
3 6
2
+
1
=
1 2
8
1 6
+
8 6
=
9 6
1
+
8
=
3 2
9
1 4
+
7 4
=
8 4
1
+
7
=
2 1
10
7 5
+
9 5
=
16 5
11
1 8
+
9 8
=
10 8
1
+
9
=
5 4
12
9 3
+
3 3
=
12 3
9
+
3
=
4 1
13
3 7
+
4 7
=
7 7
3
+
4
=
1 1
14
4 8
+
1 8
=
5 8
15
1 6
+
2 6
=
3 6
1
+
2
=
1 2