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분수: 분모가 다른 덧셈2분수0

1
2 5
+
6 8
=
46 40
2
+
6
=
23 20
2
6 8
+
2 7
=
58 56
6
+
2
=
29 28
3
2 7
+
7 2
=
53 14
4
7 2
+
5 4
=
19 4
5
5 4
+
3 3
=
27 12
5
+
3
=
9 4
6
3 3
+
6 7
=
39 21
3
+
6
=
13 7
7
6 7
+
2 9
=
68 63
8
9 4
+
1 2
=
11 4
9
1 2
+
9 4
=
11 4
10
9 4
+
3 6
=
33 12
9
+
3
=
11 4
11
3 7
+
1 2
=
13 14
12
1 2
+
3 6
=
6 6
1
+
3
=
1
13
3 6
+
1 8
=
15 24
3
+
1
=
5 8
14
1 8
+
9 3
=
75 24
1
+
9
=
25 8
15
3 9
+
5 3
=
18 9
3
+
5
=
2