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분수: 분모가 다른 덧셈6분수1

1
1 4
+
4 3
=
19 12
2
1 8
+
4 4
=
9 8
3
4 9
+
1 4
=
25 36
4
1 4
+
5 2
=
11 4
5
1 2
+
5 9
=
19 18
6
5 9
+
8 3
=
29 9
7
3 4
+
1 2
=
5 4
8
1 2
+
4 4
=
6 4
1
+
4
=
3 2
9
4 4
+
1 3
=
16 12
4
+
1
=
4 3
10
3 6
+
1 4
=
9 12
3
+
1
=
3 4
11
1 4
+
4 9
=
25 36
12
9 5
+
2 6
=
64 30
9
+
2
=
32 15
13
6 2
+
8 4
=
20 4
6
+
8
=
5
14
4 5
+
1 7
=
33 35
15
1 6
+
5 3
=
11 6