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분수: 분모가 다른 덧셈6분수5

1
6 5
+
7 8
=
83 40
2
7 8
+
3 9
=
87 72
7
+
3
=
29 24
3
3 9
+
9 7
=
102 63
3
+
9
=
34 21
4
4 7
+
1 2
=
15 14
5
1 2
+
6 4
=
8 4
1
+
6
=
2
6
6 4
+
9 8
=
21 8
7
1 9
+
4 5
=
41 45
8
5 4
+
3 2
=
11 4
9
7 2
+
1 7
=
51 14
10
1 7
+
5 5
=
40 35
1
+
5
=
8 7
11
5 5
+
2 9
=
55 45
5
+
2
=
11 9
12
2 9
+
4 3
=
14 9
13
1 5
+
4 6
=
26 30
1
+
4
=
13 15
14
4 6
+
3 7
=
46 42
4
+
3
=
23 21
15
3 7
+
5 5
=
50 35
3
+
5
=
10 7