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분수: 분모 2자리 덧셈2분수1

1
21 81
+
16 81
=
37 81
2
16 61
+
40 61
=
56 61
3
40 68
+
45 68
=
85 68
40
+
45
=
5 4
4
45 56
+
49 56
=
94 56
45
+
49
=
47 28
5
49 41
+
12 41
=
61 41
6
12 29
+
35 29
=
47 29
7
35 52
+
43 52
=
78 52
35
+
43
=
3 2
8
43 62
+
60 62
=
103 62
9
60 21
+
45 21
=
105 21
60
+
45
=
5 1
10
45 22
+
72 22
=
117 22
11
72 26
+
15 26
=
87 26
12
15 55
+
53 55
=
68 55
13
53 92
+
47 92
=
100 92
53
+
47
=
25 23
14
47 51
+
82 51
=
129 51
47
+
82
=
43 17
15
82 57
+
52 57
=
134 57