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분수: 분모가 다른 덧셈9분수1

1
1 4
+
3 8
=
5 8
2
3 6
+
1 7
=
27 42
3
+
1
=
9 14
3
1 7
+
8 6
=
62 42
1
+
8
=
31 21
4
6 3
+
1 9
=
19 9
5
1 5
+
4 3
=
23 15
6
1 6
+
6 4
=
20 12
1
+
6
=
5 3
7
4 4
+
1 8
=
9 8
8
1 8
+
7 5
=
61 40
9
5 9
+
1 5
=
34 45
10
5 5
+
2 2
=
20 10
5
+
2
=
2
11
2 2
+
3 6
=
9 6
2
+
3
=
3 2
12
3 8
+
1 3
=
17 24
13
1 3
+
5 8
=
23 24
14
8 5
+
2 7
=
66 35
15
2 7
+
5 8
=
51 56