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분수: 분모 2자리 덧셈4분수1

1
41 14
+
31 14
=
72 14
41
+
31
=
36 7
2
31 18
+
45 18
=
76 18
31
+
45
=
38 9
3
45 42
+
19 42
=
64 42
45
+
19
=
32 21
4
19 21
+
95 21
=
114 21
19
+
95
=
38 7
5
95 42
+
43 42
=
138 42
95
+
43
=
23 7
6
43 23
+
66 23
=
109 23
7
66 15
+
40 15
=
106 15
8
40 82
+
20 82
=
60 82
40
+
20
=
30 41
9
20 34
+
81 34
=
101 34
10
81 60
+
26 60
=
107 60
11
26 45
+
86 45
=
112 45
12
86 60
+
13 60
=
99 60
86
+
13
=
33 20
13
13 17
+
91 17
=
104 17
14
91 67
+
44 67
=
135 67
15
44 45
+
15 45
=
59 45