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분수 2자리 (분모가 같은)

1
46 27
+
21 27
=
67 27
2
21 66
+
51 66
=
72 66
21
+
51
=
12 11
3
51 91
+
53 91
=
104 91
51
+
53
=
8 7
4
53 12
+
25 12
=
78 12
53
+
25
=
13 2
5
25 65
+
72 65
=
97 65
6
72 12
+
92 12
=
164 12
72
+
92
=
41 3
7
92 68
+
54 68
=
146 68
92
+
54
=
73 34
8
54 52
+
37 52
=
91 52
54
+
37
=
7 4
9
37 29
+
94 29
=
131 29
10
94 32
+
58 32
=
152 32
94
+
58
=
19 4
11
58 41
+
13 41
=
71 41
12
13 29
+
77 29
=
90 29
13
77 21
+
74 21
=
151 21
14
74 35
+
43 35
=
117 35
15
43 54
+
99 54
=
142 54
43
+
99
=
71 27