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분수: 분모가 다른 덧셈1분수7

1
1 4
+
3 3
=
15 12
1
+
3
=
5 4
2
3 3
+
6 4
=
30 12
3
+
6
=
5 2
3
6 4
+
4 7
=
58 28
6
+
4
=
29 14
4
4 7
+
1 2
=
15 14
5
1 7
+
2 4
=
18 28
1
+
2
=
9 14
6
4 2
+
6 3
=
24 6
4
+
6
=
4
7
3 6
+
2 8
=
18 24
3
+
2
=
3 4
8
2 8
+
4 6
=
22 24
2
+
4
=
11 12
9
6 4
+
3 7
=
54 28
6
+
3
=
27 14
10
3 7
+
2 5
=
29 35
11
8 5
+
3 6
=
63 30
8
+
3
=
21 10
12
6 4
+
1 8
=
13 8
13
1 8
+
8 2
=
33 8
14
8 2
+
3 4
=
19 4
15
4 8
+
1 3
=
20 24
4
+
1
=
5 6