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분수: 분모가 다른 덧셈4분수1

1
1 4
+
3 5
=
17 20
2
3 5
+
9 4
=
57 20
3
6 5
+
1 3
=
23 15
4
1 3
+
4 8
=
20 24
1
+
4
=
5 6
5
4 8
+
3 4
=
10 8
4
+
3
=
5 4
6
3 4
+
2 3
=
17 12
7
1 8
+
8 6
=
35 24
8
8 6
+
1 3
=
10 6
8
+
1
=
5 3
9
1 3
+
4 7
=
19 21
10
9 7
+
5 8
=
107 56
11
5 8
+
2 6
=
23 24
12
2 6
+
5 5
=
40 30
2
+
5
=
4 3
13
5 7
+
1 3
=
22 21
14
1 8
+
6 2
=
25 8
15
6 2
+
5 9
=
64 18
6
+
5
=
32 9