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분수 2자리 (분모가 같은)

1
6 53
+
8 53
=
14 53
2
8 53
+
4 53
=
12 53
3
4 21
+
6 21
=
10 21
4
6 12
+
3 12
=
9 12
6
+
3
=
3 4
5
3 12
+
9 12
=
12 12
3
+
9
=
1 1
6
9 28
+
4 28
=
13 28
7
4 90
+
5 90
=
9 90
4
+
5
=
1 10
8
5 28
+
6 28
=
11 28
9
6 27
+
3 27
=
9 27
6
+
3
=
1 3
10
8 93
+
4 93
=
12 93
8
+
4
=
4 31
11
2 45
+
3 45
=
5 45
2
+
3
=
1 9
12
3 97
+
5 97
=
8 97
13
5 82
+
2 82
=
7 82
14
2 88
+
6 88
=
8 88
2
+
6
=
1 11
15
6 41
+
8 41
=
14 41