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분수: 분모가 다른 덧셈4분수2

1
1 3
+
6 4
=
22 12
1
+
6
=
11 6
2
4 9
+
1 3
=
7 9
3
1 3
+
7 9
=
10 9
4
3 9
+
1 5
=
24 45
3
+
1
=
8 15
5
8 5
+
1 3
=
29 15
6
1 3
+
2 8
=
14 24
1
+
2
=
7 12
7
1 6
+
6 3
=
13 6
8
6 3
+
5 6
=
17 6
9
5 6
+
3 3
=
11 6
10
3 3
+
6 4
=
30 12
3
+
6
=
5 2
11
6 4
+
1 6
=
20 12
6
+
1
=
5 3
12
1 6
+
2 5
=
17 30
13
2 5
+
9 2
=
49 10
14
4 2
+
8 5
=
36 10
4
+
8
=
18 5
15
8 5
+
1 3
=
29 15