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분수: 분모가 다른 덧셈2분수7

1
7 5
+
1 3
=
26 15
2
1 5
+
2 3
=
13 15
3
2 3
+
4 8
=
28 24
2
+
4
=
7 6
4
1 6
+
3 8
=
13 24
5
3 8
+
6 3
=
57 24
3
+
6
=
19 8
6
3 6
+
6 4
=
24 12
3
+
6
=
2
7
6 4
+
3 3
=
30 12
6
+
3
=
5 2
8
3 3
+
6 2
=
24 6
3
+
6
=
4
9
6 2
+
3 5
=
36 10
6
+
3
=
18 5
10
5 3
+
7 2
=
31 6
11
7 2
+
3 5
=
41 10
12
3 5
+
1 7
=
26 35
13
1 7
+
4 5
=
33 35
14
5 4
+
8 2
=
21 4
15
2 2
+
1 4
=
5 4