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분수: 분모 2자리 덧셈2분수1

1
21 31
+
74 31
=
95 31
2
74 24
+
95 24
=
169 24
3
95 46
+
21 46
=
116 46
95
+
21
=
58 23
4
21 76
+
17 76
=
38 76
21
+
17
=
1 2
5
17 58
+
95 58
=
112 58
17
+
95
=
56 29
6
95 92
+
17 92
=
112 92
95
+
17
=
28 23
7
17 52
+
34 52
=
51 52
8
34 11
+
53 11
=
87 11
9
53 87
+
72 87
=
125 87
10
72 18
+
30 18
=
102 18
72
+
30
=
17 3
11
30 73
+
17 73
=
47 73
12
17 91
+
47 91
=
64 91
13
47 90
+
24 90
=
71 90
14
24 65
+
53 65
=
77 65
15
53 46
+
21 46
=
74 46
53
+
21
=
37 23