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분수: 분모가 다른 덧셈4분수6

1
1 8
+
5 5
=
45 40
1
+
5
=
9 8
2
5 5
+
2 6
=
40 30
5
+
2
=
4 3
3
2 6
+
5 4
=
19 12
4
1 3
+
8 6
=
10 6
1
+
8
=
5 3
5
8 6
+
2 8
=
38 24
8
+
2
=
19 12
6
8 4
+
1 7
=
60 28
8
+
1
=
15 7
7
1 7
+
5 5
=
40 35
1
+
5
=
8 7
8
5 5
+
1 2
=
15 10
5
+
1
=
3 2
9
2 6
+
1 8
=
11 24
10
1 8
+
5 6
=
23 24
11
5 6
+
4 4
=
22 12
5
+
4
=
11 6
12
4 4
+
5 6
=
22 12
4
+
5
=
11 6
13
5 6
+
4 9
=
23 18
14
9 7
+
1 4
=
43 28
15
1 4
+
5 3
=
23 12