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분수: 분모가 다른 덧셈5분수3

1
5 3
+
1 4
=
23 12
2
1 4
+
5 8
=
7 8
3
5 8
+
4 6
=
31 24
4
4 6
+
7 2
=
25 6
5
2 9
+
1 5
=
19 45
6
1 2
+
5 4
=
7 4
7
5 4
+
1 3
=
19 12
8
3 7
+
1 5
=
22 35
9
1 5
+
3 2
=
17 10
10
3 7
+
1 4
=
19 28
11
9 3
+
4 2
=
30 6
9
+
4
=
5
12
4 2
+
2 8
=
18 8
4
+
2
=
9 4
13
2 8
+
6 3
=
54 24
2
+
6
=
9 4
14
3 3
+
8 2
=
30 6
3
+
8
=
5
15
2 8
+
3 4
=
8 8
2
+
3
=
1