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분수 2자리 (분모가 같은)

1
17 91
+
87 91
=
104 91
17
+
87
=
8 7
2
87 61
+
32 61
=
119 61
3
32 90
+
43 90
=
75 90
32
+
43
=
5 6
4
43 52
+
78 52
=
121 52
5
78 11
+
81 11
=
159 11
6
81 88
+
55 88
=
136 88
81
+
55
=
17 11
7
55 63
+
48 63
=
103 63
8
48 82
+
73 82
=
121 82
9
73 54
+
55 54
=
128 54
73
+
55
=
64 27
10
55 91
+
42 91
=
97 91
11
42 25
+
13 25
=
55 25
42
+
13
=
11 5
12
13 44
+
61 44
=
74 44
13
+
61
=
37 22
13
61 63
+
50 63
=
111 63
61
+
50
=
37 21
14
50 84
+
68 84
=
118 84
50
+
68
=
59 42
15
68 57
+
11 57
=
79 57