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분수: 분모가 다른 덧셈4분수6

1
4 6
+
6 5
=
56 30
4
+
6
=
28 15
2
6 5
+
4 2
=
32 10
6
+
4
=
16 5
3
2 2
+
9 5
=
28 10
2
+
9
=
14 5
4
1 5
+
6 3
=
33 15
1
+
6
=
11 5
5
6 3
+
7 2
=
33 6
6
+
7
=
11 2
6
2 9
+
1 6
=
7 18
7
1 6
+
5 8
=
19 24
8
5 8
+
7 2
=
33 8
9
7 2
+
5 3
=
31 6
10
3 5
+
7 8
=
59 40
11
1 7
+
7 4
=
53 28
12
5 3
+
1 4
=
23 12
13
1 4
+
7 9
=
37 36
14
7 9
+
6 3
=
25 9
15
6 3
+
4 9
=
22 9