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분수 1자리 (분모가 같은)

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