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분수: 분모가 다른 덧셈1분수9

1
1 9
+
3 8
=
35 72
2
3 8
+
7 2
=
31 8
3
7 2
+
2 7
=
53 14
4
2 7
+
1 8
=
23 56
5
1 8
+
2 6
=
11 24
6
2 6
+
5 3
=
12 6
2
+
5
=
2
7
5 3
+
6 9
=
21 9
5
+
6
=
7 3
8
6 9
+
5 4
=
69 36
6
+
5
=
23 12
9
1 2
+
4 4
=
6 4
1
+
4
=
3 2
10
8 4
+
4 8
=
20 8
8
+
4
=
5 2
11
8 6
+
1 7
=
62 42
8
+
1
=
31 21
12
1 7
+
5 2
=
37 14
13
2 6
+
1 9
=
8 18
2
+
1
=
4 9
14
1 9
+
3 4
=
31 36
15
3 4
+
8 7
=
53 28