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분수: 분모가 다른 덧셈2분수1

1
3 5
+
1 9
=
32 45
2
1 4
+
4 9
=
25 36
3
4 9
+
5 2
=
53 18
4
5 2
+
9 5
=
43 10
5
9 5
+
4 9
=
101 45
6
4 9
+
5 3
=
19 9
7
5 3
+
1 4
=
23 12
8
1 3
+
7 7
=
28 21
1
+
7
=
4 3
9
7 7
+
4 6
=
70 42
7
+
4
=
5 3
10
4 6
+
1 5
=
26 30
4
+
1
=
13 15
11
1 5
+
8 2
=
42 10
1
+
8
=
21 5
12
8 2
+
6 7
=
68 14
8
+
6
=
34 7
13
6 7
+
5 3
=
53 21
14
5 3
+
4 9
=
19 9
15
4 9
+
2 3
=
10 9