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분수: 분모가 다른 덧셈5분수3

1
5 3
+
1 8
=
43 24
2
1 8
+
5 9
=
49 72
3
6 9
+
1 2
=
21 18
6
+
1
=
7 6
4
1 2
+
9 4
=
11 4
5
9 4
+
3 6
=
33 12
9
+
3
=
11 4
6
3 6
+
7 3
=
17 6
7
7 3
+
1 6
=
15 6
7
+
1
=
5 2
8
1 6
+
2 7
=
19 42
9
2 7
+
4 6
=
40 42
2
+
4
=
20 21
10
4 6
+
3 4
=
17 12
11
4 3
+
1 2
=
11 6
12
1 2
+
5 8
=
9 8
13
8 2
+
1 5
=
42 10
8
+
1
=
21 5
14
1 5
+
4 8
=
28 40
1
+
4
=
7 10
15
4 8
+
9 5
=
92 40
4
+
9
=
23 10