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분수 2자리 (분모가 같은)

1
3 69
+
4 69
=
7 69
2
4 42
+
3 42
=
7 42
4
+
3
=
1 6
3
3 75
+
9 75
=
12 75
3
+
9
=
4 25
4
9 11
+
1 11
=
10 11
5
1 13
+
5 13
=
6 13
6
5 17
+
1 17
=
6 17
7
1 14
+
7 14
=
8 14
1
+
7
=
4 7
8
7 47
+
3 47
=
10 47
9
3 16
+
9 16
=
12 16
3
+
9
=
3 4
10
9 14
+
6 14
=
15 14
11
6 41
+
2 41
=
8 41
12
2 23
+
6 23
=
8 23
13
6 57
+
9 57
=
15 57
6
+
9
=
5 19
14
9 31
+
5 31
=
14 31
15
5 30
+
4 30
=
9 30
5
+
4
=
3 10