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분수 2자리 (분모가 같은)

1
50 25
+
77 25
=
127 25
2
77 40
+
31 40
=
108 40
77
+
31
=
27 10
3
31 23
+
54 23
=
85 23
4
54 37
+
61 37
=
115 37
5
61 83
+
59 83
=
120 83
6
59 54
+
87 54
=
146 54
59
+
87
=
73 27
7
87 62
+
54 62
=
141 62
8
54 37
+
45 37
=
99 37
9
45 91
+
15 91
=
60 91
10
15 28
+
45 28
=
60 28
15
+
45
=
15 7
11
45 40
+
71 40
=
116 40
45
+
71
=
29 10
12
71 74
+
31 74
=
102 74
71
+
31
=
51 37
13
31 43
+
28 43
=
59 43
14
28 93
+
51 93
=
79 93
15
51 54
+
31 54
=
82 54
51
+
31
=
41 27