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분수: 분모가 다른 덧셈6분수2

1
7 2
+
4 9
=
71 18
2
4 9
+
1 4
=
25 36
3
1 4
+
3 6
=
9 12
1
+
3
=
3 4
4
1 3
+
2 4
=
10 12
1
+
2
=
5 6
5
4 2
+
3 9
=
42 18
4
+
3
=
7 3
6
9 5
+
1 8
=
77 40
7
1 8
+
5 6
=
23 24
8
5 6
+
6 5
=
61 30
9
6 5
+
8 4
=
64 20
6
+
8
=
16 5
10
8 4
+
1 9
=
76 36
8
+
1
=
19 9
11
1 9
+
2 3
=
7 9
12
2 3
+
9 5
=
37 15
13
9 5
+
5 4
=
61 20
14
5 4
+
1 6
=
17 12
15
1 6
+
7 2
=
22 6
1
+
7
=
11 3