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분수: 분모 2자리 덧셈5분수9

1
59 77
+
12 77
=
71 77
2
12 43
+
53 43
=
65 43
3
53 33
+
34 33
=
87 33
53
+
34
=
29 11
4
34 39
+
35 39
=
69 39
34
+
35
=
23 13
5
35 20
+
36 20
=
71 20
6
36 54
+
21 54
=
57 54
36
+
21
=
19 18
7
21 42
+
45 42
=
66 42
21
+
45
=
11 7
8
45 81
+
24 81
=
69 81
45
+
24
=
23 27
9
24 11
+
81 11
=
105 11
10
81 79
+
89 79
=
170 79
11
89 31
+
81 31
=
170 31
12
81 81
+
59 81
=
140 81
13
59 11
+
80 11
=
139 11
14
80 35
+
32 35
=
112 35
80
+
32
=
16 5
15
32 92
+
61 92
=
93 92