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분수: 분모가 다른 덧셈2분수7

1
2 7
+
1 2
=
11 14
2
1 2
+
8 4
=
10 4
1
+
8
=
5 2
3
8 4
+
5 9
=
92 36
8
+
5
=
23 9
4
5 9
+
2 8
=
58 72
5
+
2
=
29 36
5
7 8
+
4 2
=
23 8
6
4 2
+
8 5
=
36 10
4
+
8
=
18 5
7
8 3
+
1 6
=
17 6
8
1 6
+
3 4
=
11 12
9
5 2
+
1 6
=
16 6
5
+
1
=
8 3
10
1 6
+
9 2
=
28 6
1
+
9
=
14 3
11
9 2
+
1 4
=
19 4
12
1 4
+
4 9
=
25 36
13
4 9
+
9 4
=
97 36
14
4 9
+
6 6
=
26 18
4
+
6
=
13 9
15
6 6
+
3 4
=
21 12
6
+
3
=
7 4