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분수: 분모가 다른 덧셈2분수1

1
3 5
+
1 8
=
29 40
2
1 7
+
2 8
=
22 56
1
+
2
=
11 28
3
1 2
+
4 4
=
6 4
1
+
4
=
3 2
4
4 4
+
5 8
=
13 8
5
4 8
+
2 2
=
12 8
4
+
2
=
3 2
6
2 9
+
1 5
=
19 45
7
1 5
+
4 3
=
23 15
8
4 3
+
1 8
=
35 24
9
1 8
+
6 2
=
25 8
10
6 2
+
2 5
=
34 10
6
+
2
=
17 5
11
2 5
+
3 2
=
19 10
12
3 2
+
1 9
=
29 18
13
1 9
+
5 4
=
49 36
14
5 4
+
6 5
=
49 20
15
5 3
+
1 4
=
23 12