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분수: 분모가 다른 덧셈8분수2

1
8 2
+
3 3
=
30 6
8
+
3
=
5
2
3 3
+
6 2
=
24 6
3
+
6
=
4
3
6 2
+
4 3
=
26 6
6
+
4
=
13 3
4
1 9
+
3 7
=
34 63
5
3 7
+
6 4
=
54 28
3
+
6
=
27 14
6
1 6
+
7 3
=
15 6
1
+
7
=
5 2
7
9 3
+
6 2
=
36 6
9
+
6
=
6
8
5 2
+
7 9
=
59 18
9
7 9
+
4 4
=
64 36
7
+
4
=
16 9
10
4 4
+
2 7
=
36 28
4
+
2
=
9 7
11
2 7
+
4 3
=
34 21
12
3 4
+
1 2
=
5 4
13
1 4
+
2 5
=
13 20
14
7 2
+
6 4
=
20 4
7
+
6
=
5
15
6 4
+
4 9
=
70 36
6
+
4
=
35 18