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분수 2자리 (분모가 같은)

1
3 15
+
2 15
=
5 15
3
+
2
=
1 3
2
2 23
+
8 23
=
10 23
3
8 62
+
3 62
=
11 62
4
3 19
+
2 19
=
5 19
5
2 65
+
1 65
=
3 65
6
1 55
+
4 55
=
5 55
1
+
4
=
1 11
7
4 14
+
3 14
=
7 14
4
+
3
=
1 2
8
3 21
+
2 21
=
5 21
9
2 56
+
9 56
=
11 56
10
9 24
+
2 24
=
11 24
11
4 24
+
3 24
=
7 24
12
3 47
+
4 47
=
7 47
13
4 62
+
2 62
=
6 62
4
+
2
=
3 31
14
2 78
+
5 78
=
7 78
15
5 32
+
1 32
=
6 32
5
+
1
=
3 16