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분수: 분모가 다른 덧셈5분수7

1
5 7
+
2 3
=
29 21
2
1 3
+
4 6
=
6 6
1
+
4
=
1
3
4 6
+
1 5
=
26 30
4
+
1
=
13 15
4
1 5
+
8 6
=
46 30
1
+
8
=
23 15
5
8 6
+
2 4
=
22 12
8
+
2
=
11 6
6
1 4
+
8 7
=
39 28
7
8 7
+
9 4
=
95 28
8
9 4
+
7 5
=
73 20
9
7 5
+
4 8
=
76 40
7
+
4
=
19 10
10
4 8
+
2 7
=
44 56
4
+
2
=
11 14
11
2 7
+
4 5
=
38 35
12
4 5
+
8 2
=
48 10
4
+
8
=
24 5
13
8 2
+
1 5
=
42 10
8
+
1
=
21 5
14
1 5
+
3 4
=
19 20
15
3 4
+
2 3
=
17 12