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분수: 분모가 다른 덧셈4분수5

1
4 5
+
3 3
=
27 15
4
+
3
=
9 5
2
3 3
+
6 6
=
12 6
3
+
6
=
2
3
6 6
+
2 8
=
30 24
6
+
2
=
5 4
4
2 8
+
9 4
=
20 8
2
+
9
=
5 2
5
9 4
+
1 6
=
29 12
6
1 3
+
2 7
=
13 21
7
2 7
+
5 3
=
41 21
8
5 3
+
6 6
=
16 6
5
+
6
=
8 3
9
6 6
+
3 2
=
15 6
6
+
3
=
5 2
10
3 2
+
5 8
=
17 8
11
5 8
+
2 2
=
13 8
12
2 2
+
4 8
=
12 8
2
+
4
=
3 2
13
4 8
+
2 2
=
12 8
4
+
2
=
3 2
14
1 9
+
6 5
=
59 45
15
5 7
+
1 3
=
22 21