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분수: 분모가 다른 덧셈4분수7

1
4 7
+
6 2
=
50 14
4
+
6
=
25 7
2
6 2
+
8 4
=
20 4
6
+
8
=
5
3
8 4
+
9 3
=
60 12
8
+
9
=
5
4
1 6
+
3 5
=
23 30
5
3 5
+
4 7
=
41 35
6
4 7
+
3 4
=
37 28
7
3 4
+
6 3
=
33 12
3
+
6
=
11 4
8
6 3
+
5 2
=
27 6
6
+
5
=
9 2
9
5 2
+
4 3
=
23 6
10
4 3
+
5 7
=
43 21
11
7 9
+
1 4
=
37 36
12
1 4
+
6 3
=
27 12
1
+
6
=
9 4
13
6 5
+
1 2
=
17 10
14
1 2
+
9 3
=
21 6
1
+
9
=
7 2
15
1 5
+
4 7
=
27 35