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분수: 분모가 다른 덧셈5분수6

1
5 6
+
4 3
=
13 6
2
3 4
+
7 7
=
49 28
3
+
7
=
7 4
3
7 7
+
5 4
=
63 28
7
+
5
=
9 4
4
4 8
+
1 9
=
44 72
4
+
1
=
11 18
5
9 8
+
1 5
=
53 40
6
5 7
+
1 2
=
17 14
7
2 4
+
1 3
=
10 12
2
+
1
=
5 6
8
1 3
+
2 9
=
5 9
9
9 2
+
7 5
=
59 10
10
7 5
+
5 6
=
67 30
11
5 6
+
1 7
=
41 42
12
2 7
+
9 6
=
75 42
2
+
9
=
25 14
13
9 6
+
8 5
=
93 30
9
+
8
=
31 10
14
8 5
+
4 7
=
76 35
15
7 6
+
1 3
=
9 6
7
+
1
=
3 2