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분수: 분모가 다른 덧셈4분수5

1
5 4
+
3 5
=
37 20
2
3 5
+
1 4
=
17 20
3
1 4
+
9 3
=
39 12
1
+
9
=
13 4
4
3 9
+
6 5
=
69 45
3
+
6
=
23 15
5
6 5
+
4 4
=
44 20
6
+
4
=
11 5
6
9 5
+
1 3
=
32 15
7
3 8
+
1 5
=
23 40
8
1 5
+
9 3
=
48 15
1
+
9
=
16 5
9
9 3
+
8 5
=
69 15
9
+
8
=
23 5
10
8 5
+
4 3
=
44 15
11
3 4
+
2 8
=
8 8
3
+
2
=
1
12
2 8
+
3 9
=
42 72
2
+
3
=
7 12
13
3 9
+
2 2
=
24 18
3
+
2
=
4 3
14
2 2
+
1 6
=
7 6
15
1 6
+
2 8
=
10 24
1
+
2
=
5 12