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분수 2자리 (분모가 같은)

1
4 91
+
8 91
=
12 91
2
8 31
+
3 31
=
11 31
3
3 82
+
2 82
=
5 82
4
2 32
+
4 32
=
6 32
2
+
4
=
3 16
5
4 45
+
2 45
=
6 45
4
+
2
=
2 15
6
2 83
+
9 83
=
11 83
7
9 33
+
5 33
=
14 33
8
5 63
+
1 63
=
6 63
5
+
1
=
2 21
9
4 51
+
1 51
=
5 51
10
1 89
+
5 89
=
6 89
11
5 81
+
1 81
=
6 81
5
+
1
=
2 27
12
1 41
+
2 41
=
3 41
13
2 83
+
1 83
=
3 83
14
1 51
+
6 51
=
7 51
15
6 99
+
4 99
=
10 99