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분수: 분모가 다른 덧셈5분수3

1
5 3
+
9 2
=
37 6
2
2 9
+
9 3
=
29 9
3
9 3
+
4 7
=
75 21
9
+
4
=
25 7
4
4 7
+
2 8
=
46 56
4
+
2
=
23 28
5
2 8
+
1 5
=
18 40
2
+
1
=
9 20
6
1 4
+
3 7
=
19 28
7
3 7
+
2 3
=
23 21
8
3 3
+
1 8
=
27 24
3
+
1
=
9 8
9
1 8
+
5 3
=
43 24
10
5 3
+
4 5
=
37 15
11
4 5
+
7 2
=
43 10
12
7 2
+
2 3
=
25 6
13
2 3
+
1 2
=
7 6
14
1 2
+
9 3
=
21 6
1
+
9
=
7 2
15
9 3
+
7 9
=
34 9