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분수: 분모가 다른 덧셈5분수7

1
5 7
+
7 2
=
59 14
2
7 2
+
5 5
=
45 10
7
+
5
=
9 2
3
5 5
+
9 4
=
65 20
5
+
9
=
13 4
4
4 6
+
1 3
=
6 6
4
+
1
=
1
5
1 5
+
4 9
=
29 45
6
9 5
+
1 8
=
77 40
7
1 8
+
2 5
=
21 40
8
2 5
+
1 4
=
13 20
9
1 4
+
4 7
=
23 28
10
4 7
+
1 9
=
43 63
11
1 9
+
6 2
=
56 18
1
+
6
=
28 9
12
6 2
+
4 9
=
62 18
6
+
4
=
31 9
13
9 5
+
1 3
=
32 15
14
3 7
+
1 5
=
22 35
15
1 5
+
5 3
=
28 15