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분수: 분모가 다른 덧셈3분수5

1
5 5
+
2 7
=
45 35
5
+
2
=
9 7
2
2 7
+
5 8
=
51 56
3
8 5
+
4 2
=
36 10
8
+
4
=
18 5
4
4 2
+
7 3
=
26 6
4
+
7
=
13 3
5
8 8
+
1 6
=
28 24
8
+
1
=
7 6
6
6 2
+
1 9
=
56 18
6
+
1
=
28 9
7
1 9
+
5 7
=
52 63
8
5 7
+
2 3
=
29 21
9
8 3
+
5 4
=
47 12
10
5 4
+
7 9
=
73 36
11
9 2
+
1 3
=
29 6
12
4 3
+
2 6
=
10 6
4
+
2
=
5 3
13
2 6
+
4 4
=
16 12
2
+
4
=
4 3
14
4 4
+
1 7
=
32 28
4
+
1
=
8 7
15
1 7
+
4 5
=
33 35