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분수: 분모가 다른 덧셈3분수7

1
3 7
+
2 5
=
29 35
2
5 2
+
2 6
=
17 6
3
6 2
+
5 9
=
64 18
6
+
5
=
32 9
4
5 9
+
1 6
=
13 18
5
1 6
+
2 9
=
7 18
6
2 9
+
3 8
=
43 72
7
3 4
+
1 7
=
25 28
8
1 7
+
7 4
=
53 28
9
1 3
+
6 4
=
22 12
1
+
6
=
11 6
10
4 3
+
1 2
=
11 6
11
1 2
+
5 5
=
15 10
1
+
5
=
3 2
12
5 5
+
8 6
=
70 30
5
+
8
=
7 3
13
1 6
+
2 9
=
7 18
14
9 2
+
8 4
=
26 4
9
+
8
=
13 2
15
4 3
+
5 8
=
47 24