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분수: 분모가 다른 덧셈1분수5

1
7 5
+
9 4
=
73 20
2
9 4
+
4 3
=
43 12
3
4 3
+
3 5
=
29 15
4
3 5
+
5 7
=
46 35
5
5 7
+
1 6
=
37 42
6
1 6
+
5 3
=
11 6
7
3 5
+
4 6
=
38 30
3
+
4
=
19 15
8
4 6
+
8 5
=
68 30
4
+
8
=
34 15
9
8 5
+
6 3
=
54 15
8
+
6
=
18 5
10
3 6
+
2 3
=
7 6
11
2 3
+
1 9
=
7 9
12
1 9
+
4 8
=
44 72
1
+
4
=
11 18
13
4 8
+
3 4
=
10 8
4
+
3
=
5 4
14
3 4
+
7 8
=
13 8
15
7 8
+
3 9
=
87 72
7
+
3
=
29 24