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분수: 분모가 다른 덧셈4분수9

1
4 9
+
8 2
=
80 18
4
+
8
=
40 9
2
3 2
+
5 7
=
31 14
3
5 7
+
1 4
=
27 28
4
9 4
+
6 9
=
105 36
9
+
6
=
35 12
5
6 9
+
5 6
=
27 18
6
+
5
=
3 2
6
5 6
+
3 3
=
11 6
7
3 8
+
5 3
=
49 24
8
3 8
+
1 5
=
23 40
9
1 5
+
2 4
=
14 20
1
+
2
=
7 10
10
4 9
+
5 2
=
53 18
11
2 3
+
1 4
=
11 12
12
1 4
+
3 6
=
9 12
1
+
3
=
3 4
13
3 6
+
4 4
=
18 12
3
+
4
=
3 2
14
4 4
+
3 7
=
40 28
4
+
3
=
10 7
15
3 5
+
1 6
=
23 30