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분수 2자리 (분모가 같은)

1
48 45
+
34 45
=
82 45
2
34 43
+
55 43
=
89 43
3
55 31
+
26 31
=
81 31
4
26 82
+
87 82
=
113 82
5
87 31
+
73 31
=
160 31
6
73 89
+
56 89
=
129 89
7
56 15
+
37 15
=
93 15
56
+
37
=
31 5
8
37 32
+
65 32
=
102 32
37
+
65
=
51 16
9
65 54
+
12 54
=
77 54
10
12 13
+
49 13
=
61 13
11
49 50
+
91 50
=
140 50
49
+
91
=
14 5
12
91 81
+
87 81
=
178 81
13
87 14
+
36 14
=
123 14
14
36 21
+
51 21
=
87 21
36
+
51
=
29 7
15
51 40
+
32 40
=
83 40