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분수 2자리 (분모가 같은)

1
5 63
+
2 63
=
7 63
5
+
2
=
1 9
2
2 73
+
1 73
=
3 73
3
1 24
+
4 24
=
5 24
4
4 63
+
1 63
=
5 63
5
1 33
+
5 33
=
6 33
1
+
5
=
2 11
6
5 53
+
6 53
=
11 53
7
6 59
+
1 59
=
7 59
8
1 30
+
2 30
=
3 30
1
+
2
=
1 10
9
2 27
+
3 27
=
5 27
10
3 73
+
2 73
=
5 73
11
2 91
+
1 91
=
3 91
12
1 51
+
6 51
=
7 51
13
6 11
+
4 11
=
10 11
14
3 48
+
8 48
=
11 48
15
3 81
+
1 81
=
4 81