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분수: 분모가 다른 덧셈4분수8

1
4 8
+
8 5
=
84 40
4
+
8
=
21 10
2
8 5
+
2 4
=
42 20
8
+
2
=
21 10
3
2 4
+
6 2
=
14 4
2
+
6
=
7 2
4
6 2
+
2 8
=
26 8
6
+
2
=
13 4
5
9 5
+
1 4
=
41 20
6
1 7
+
9 3
=
66 21
1
+
9
=
22 7
7
7 3
+
3 6
=
17 6
8
3 6
+
2 8
=
18 24
3
+
2
=
3 4
9
2 8
+
1 4
=
4 8
2
+
1
=
1 2
10
1 4
+
2 8
=
4 8
1
+
2
=
1 2
11
8 2
+
9 7
=
74 14
8
+
9
=
37 7
12
7 3
+
1 5
=
38 15
13
5 3
+
1 5
=
28 15
14
1 5
+
2 8
=
18 40
1
+
2
=
9 20
15
2 8
+
7 2
=
30 8
2
+
7
=
15 4