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분수: 분모가 다른 덧셈1분수3

1
1 8
+
5 5
=
45 40
1
+
5
=
9 8
2
3 5
+
2 6
=
28 30
3
+
2
=
14 15
3
2 6
+
3 5
=
28 30
2
+
3
=
14 15
4
3 5
+
8 7
=
61 35
5
8 7
+
1 5
=
47 35
6
1 5
+
7 3
=
38 15
7
7 3
+
3 4
=
37 12
8
3 4
+
5 3
=
29 12
9
5 6
+
1 2
=
8 6
5
+
1
=
4 3
10
2 4
+
1 5
=
14 20
2
+
1
=
7 10
11
9 5
+
1 3
=
32 15
12
1 3
+
2 9
=
5 9
13
9 2
+
6 3
=
39 6
9
+
6
=
13 2
14
6 3
+
4 8
=
60 24
6
+
4
=
5 2
15
8 4
+
2 2
=
12 4
8
+
2
=
3