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분수: 분모가 다른 덧셈1분수8

1
1 8
+
7 4
=
15 8
2
7 4
+
3 6
=
27 12
7
+
3
=
9 4
3
3 6
+
4 4
=
18 12
3
+
4
=
3 2
4
4 4
+
8 2
=
20 4
4
+
8
=
5
5
8 2
+
3 3
=
30 6
8
+
3
=
5
6
3 3
+
2 2
=
12 6
3
+
2
=
2
7
2 2
+
9 3
=
24 6
2
+
9
=
4
8
3 9
+
9 2
=
87 18
3
+
9
=
29 6
9
2 6
+
1 8
=
11 24
10
1 8
+
4 7
=
39 56
11
4 7
+
7 5
=
69 35
12
5 9
+
1 3
=
8 9
13
8 5
+
4 8
=
84 40
8
+
4
=
21 10
14
8 4
+
6 8
=
22 8
8
+
6
=
11 4
15
6 8
+
3 4
=
12 8
6
+
3
=
3 2