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분수 2자리 (분모가 같은)

1
47 23
+
63 23
=
110 23
2
63 78
+
31 78
=
94 78
63
+
31
=
47 39
3
31 16
+
93 16
=
124 16
31
+
93
=
31 4
4
93 51
+
32 51
=
125 51
5
32 63
+
90 63
=
122 63
6
90 33
+
20 33
=
110 33
90
+
20
=
10 3
7
20 75
+
46 75
=
66 75
20
+
46
=
22 25
8
46 63
+
53 63
=
99 63
46
+
53
=
11 7
9
53 25
+
82 25
=
135 25
53
+
82
=
27 5
10
82 37
+
52 37
=
134 37
11
52 12
+
42 12
=
94 12
52
+
42
=
47 6
12
42 14
+
90 14
=
132 14
42
+
90
=
66 7
13
90 26
+
94 26
=
184 26
90
+
94
=
92 13
14
94 35
+
59 35
=
153 35
15
59 31
+
44 31
=
103 31