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분수: 분모가 다른 덧셈2분수8

1
2 8
+
5 5
=
50 40
2
+
5
=
5 4
2
1 9
+
8 3
=
25 9
3
3 8
+
5 4
=
13 8
4
5 4
+
8 8
=
18 8
5
+
8
=
9 4
5
8 8
+
2 6
=
32 24
8
+
2
=
4 3
6
4 6
+
3 9
=
18 18
4
+
3
=
1
7
3 9
+
9 2
=
87 18
3
+
9
=
29 6
8
9 2
+
5 3
=
37 6
9
3 3
+
1 5
=
18 15
3
+
1
=
6 5
10
1 5
+
5 3
=
28 15
11
2 3
+
9 6
=
13 6
12
9 6
+
5 3
=
19 6
13
5 3
+
3 2
=
19 6
14
3 2
+
4 8
=
16 8
3
+
4
=
2
15
8 2
+
3 6
=
27 6
8
+
3
=
9 2