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분수: 분모가 다른 덧셈1분수5

1
1 4
+
3 7
=
19 28
2
3 7
+
6 5
=
57 35
3
6 5
+
8 7
=
82 35
4
8 7
+
9 6
=
111 42
8
+
9
=
37 14
5
9 6
+
5 9
=
37 18
6
1 3
+
4 9
=
7 9
7
1 2
+
3 5
=
11 10
8
3 5
+
2 2
=
16 10
3
+
2
=
8 5
9
2 2
+
1 3
=
8 6
2
+
1
=
4 3
10
1 3
+
3 9
=
6 9
1
+
3
=
2 3
11
1 6
+
2 2
=
7 6
12
2 2
+
8 7
=
30 14
2
+
8
=
15 7
13
8 7
+
5 5
=
75 35
8
+
5
=
15 7
14
1 5
+
8 3
=
43 15
15
8 3
+
4 8
=
76 24
8
+
4
=
19 6