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분수: 분모가 다른 덧셈5분수2

1
5 2
+
2 5
=
29 10
2
2 5
+
4 8
=
36 40
2
+
4
=
9 10
3
4 8
+
2 5
=
36 40
4
+
2
=
9 10
4
2 5
+
9 6
=
57 30
2
+
9
=
19 10
5
9 6
+
4 2
=
21 6
9
+
4
=
7 2
6
4 2
+
5 7
=
38 14
4
+
5
=
19 7
7
5 7
+
4 3
=
43 21
8
4 3
+
6 5
=
38 15
9
6 5
+
4 3
=
38 15
10
4 3
+
5 4
=
31 12
11
5 4
+
8 2
=
21 4
12
8 2
+
9 7
=
74 14
8
+
9
=
37 7
13
9 7
+
5 4
=
71 28
14
5 4
+
9 8
=
19 8
15
8 4
+
1 6
=
26 12
8
+
1
=
13 6