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분수 2자리 (분모가 같은)

1
6 13
+
5 13
=
11 13
2
5 35
+
3 35
=
8 35
3
3 51
+
7 51
=
10 51
4
7 54
+
4 54
=
11 54
5
4 29
+
2 29
=
6 29
6
2 23
+
9 23
=
11 23
7
9 53
+
2 53
=
11 53
8
2 12
+
1 12
=
3 12
2
+
1
=
1 4
9
1 27
+
8 27
=
9 27
1
+
8
=
1 3
10
8 37
+
1 37
=
9 37
11
1 12
+
3 12
=
4 12
1
+
3
=
1 3
12
3 74
+
1 74
=
4 74
3
+
1
=
2 37
13
2 61
+
4 61
=
6 61
14
4 33
+
3 33
=
7 33
15
3 40
+
2 40
=
5 40
3
+
2
=
1 8