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분수: 분모가 다른 덧셈1분수7

1
1 7
+
5 2
=
37 14
2
5 2
+
9 7
=
53 14
3
1 4
+
7 2
=
15 4
4
7 2
+
5 5
=
45 10
7
+
5
=
9 2
5
5 5
+
2 4
=
30 20
5
+
2
=
3 2
6
4 7
+
1 8
=
39 56
7
1 8
+
2 3
=
19 24
8
2 3
+
7 5
=
31 15
9
1 4
+
3 3
=
15 12
1
+
3
=
5 4
10
3 3
+
8 9
=
17 9
11
9 5
+
1 8
=
77 40
12
2 8
+
4 5
=
42 40
2
+
4
=
21 20
13
4 6
+
1 5
=
26 30
4
+
1
=
13 15
14
1 5
+
4 7
=
27 35
15
4 7
+
6 6
=
66 42
4
+
6
=
11 7