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분수: 분모가 다른 덧셈5분수5

1
5 2
+
6 6
=
21 6
5
+
6
=
7 2
2
5 6
+
8 3
=
21 6
5
+
8
=
7 2
3
1 9
+
7 5
=
68 45
4
7 5
+
6 6
=
72 30
7
+
6
=
12 5
5
6 7
+
1 2
=
19 14
6
1 2
+
7 4
=
9 4
7
4 4
+
3 3
=
24 12
4
+
3
=
2
8
3 3
+
4 9
=
13 9
9
9 3
+
1 4
=
39 12
9
+
1
=
13 4
10
1 4
+
4 7
=
23 28
11
4 7
+
2 4
=
30 28
4
+
2
=
15 14
12
2 4
+
7 6
=
20 12
2
+
7
=
5 3
13
7 6
+
4 8
=
40 24
7
+
4
=
5 3
14
4 8
+
6 2
=
28 8
4
+
6
=
7 2
15
6 2
+
2 6
=
20 6
6
+
2
=
10 3