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분수: 분모가 다른 덧셈4분수5

1
4 5
+
5 3
=
37 15
2
1 2
+
8 9
=
25 18
3
8 9
+
2 8
=
82 72
8
+
2
=
41 36
4
2 8
+
5 6
=
26 24
2
+
5
=
13 12
5
1 3
+
8 7
=
31 21
6
8 7
+
5 5
=
75 35
8
+
5
=
15 7
7
5 5
+
1 6
=
35 30
5
+
1
=
7 6
8
6 6
+
5 9
=
28 18
6
+
5
=
14 9
9
5 9
+
7 5
=
88 45
10
5 5
+
1 3
=
20 15
5
+
1
=
4 3
11
4 3
+
2 2
=
14 6
4
+
2
=
7 3
12
1 5
+
2 2
=
12 10
1
+
2
=
6 5
13
2 2
+
1 9
=
20 18
2
+
1
=
10 9
14
9 6
+
1 2
=
12 6
9
+
1
=
2
15
1 2
+
4 7
=
15 14