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분수: 분모가 다른 덧셈5분수7

1
5 7
+
1 5
=
32 35
2
1 5
+
6 4
=
34 20
1
+
6
=
17 10
3
6 4
+
2 5
=
38 20
6
+
2
=
19 10
4
2 5
+
8 2
=
44 10
2
+
8
=
22 5
5
8 2
+
7 9
=
86 18
8
+
7
=
43 9
6
9 3
+
1 2
=
21 6
9
+
1
=
7 2
7
2 5
+
1 2
=
9 10
8
1 6
+
2 2
=
7 6
9
2 2
+
5 8
=
13 8
10
5 8
+
4 6
=
31 24
11
4 6
+
5 2
=
19 6
12
5 2
+
6 4
=
16 4
5
+
6
=
4
13
6 4
+
3 7
=
54 28
6
+
3
=
27 14
14
7 2
+
1 6
=
22 6
7
+
1
=
11 3
15
1 6
+
4 3
=
9 6
1
+
4
=
3 2