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분수: 분모 2자리 덧셈2분수8

1
28 24
+
77 24
=
105 24
28
+
77
=
35 8
2
77 48
+
22 48
=
99 48
77
+
22
=
33 16
3
22 58
+
24 58
=
46 58
22
+
24
=
23 29
4
24 84
+
33 84
=
57 84
24
+
33
=
19 28
5
33 30
+
52 30
=
85 30
33
+
52
=
17 6
6
52 89
+
11 89
=
63 89
7
11 44
+
69 44
=
80 44
11
+
69
=
20 11
8
69 12
+
76 12
=
145 12
9
76 62
+
72 62
=
148 62
76
+
72
=
74 31
10
72 14
+
15 14
=
87 14
11
15 65
+
83 65
=
98 65
12
83 15
+
14 15
=
97 15
13
14 13
+
59 13
=
73 13
14
59 81
+
30 81
=
89 81
15
30 43
+
53 43
=
83 43