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분수 2자리 (분모가 같은)

1
2 15
+
4 15
=
6 15
2
+
4
=
2 5
2
5 24
+
6 24
=
11 24
3
6 42
+
8 42
=
14 42
6
+
8
=
1 3
4
8 25
+
3 25
=
11 25
5
3 54
+
4 54
=
7 54
6
6 34
+
2 34
=
8 34
6
+
2
=
4 17
7
2 32
+
9 32
=
11 32
8
9 14
+
6 14
=
15 14
9
6 19
+
3 19
=
9 19
10
3 60
+
8 60
=
11 60
11
8 55
+
7 55
=
15 55
8
+
7
=
3 11
12
7 46
+
4 46
=
11 46
13
4 20
+
2 20
=
6 20
4
+
2
=
3 10
14
2 54
+
1 54
=
3 54
2
+
1
=
1 18
15
1 32
+
5 32
=
6 32
1
+
5
=
3 16