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분수: 분모가 다른 덧셈4분수7

1
4 7
+
5 5
=
55 35
4
+
5
=
11 7
2
5 5
+
2 4
=
30 20
5
+
2
=
3 2
3
2 4
+
4 8
=
8 8
2
+
4
=
1
4
8 4
+
6 3
=
48 12
8
+
6
=
4
5
6 3
+
8 9
=
26 9
6
8 9
+
2 4
=
50 36
8
+
2
=
25 18
7
4 2
+
8 3
=
28 6
4
+
8
=
14 3
8
8 3
+
2 2
=
22 6
8
+
2
=
11 3
9
2 2
+
7 5
=
24 10
2
+
7
=
12 5
10
7 5
+
3 3
=
36 15
7
+
3
=
12 5
11
3 3
+
4 6
=
10 6
3
+
4
=
5 3
12
6 9
+
1 2
=
21 18
6
+
1
=
7 6
13
1 5
+
8 4
=
44 20
1
+
8
=
11 5
14
8 4
+
1 8
=
17 8
15
1 9
+
3 4
=
31 36