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분수: 분모가 다른 덧셈3분수4

1
6 4
+
8 2
=
22 4
6
+
8
=
11 2
2
8 2
+
1 5
=
42 10
8
+
1
=
21 5
3
3 5
+
1 3
=
14 15
4
1 3
+
2 7
=
13 21
5
2 7
+
9 5
=
73 35
6
9 5
+
4 2
=
38 10
9
+
4
=
19 5
7
4 2
+
1 3
=
14 6
4
+
1
=
7 3
8
1 3
+
4 8
=
20 24
1
+
4
=
5 6
9
4 8
+
2 4
=
8 8
4
+
2
=
1
10
1 2
+
2 3
=
7 6
11
2 3
+
5 5
=
25 15
2
+
5
=
5 3
12
5 5
+
8 7
=
75 35
5
+
8
=
15 7
13
8 7
+
4 4
=
60 28
8
+
4
=
15 7
14
4 4
+
5 2
=
14 4
4
+
5
=
7 2
15
5 2
+
7 9
=
59 18