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분수: 분모가 다른 덧셈1분수8

1
1 8
+
2 5
=
21 40
2
8 5
+
9 4
=
77 20
3
9 4
+
1 9
=
85 36
4
1 9
+
2 8
=
26 72
1
+
2
=
13 36
5
8 3
+
1 2
=
19 6
6
1 2
+
3 7
=
13 14
7
7 3
+
2 6
=
16 6
7
+
2
=
8 3
8
2 6
+
9 5
=
64 30
2
+
9
=
32 15
9
9 5
+
1 4
=
41 20
10
1 4
+
2 3
=
11 12
11
3 2
+
1 3
=
11 6
12
1 3
+
8 4
=
28 12
1
+
8
=
7 3
13
8 4
+
2 8
=
18 8
8
+
2
=
9 4
14
2 8
+
4 7
=
46 56
2
+
4
=
23 28
15
1 6
+
3 2
=
10 6
1
+
3
=
5 3