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분수: 분모가 다른 덧셈5분수8

1
8 7
+
1 3
=
31 21
2
1 3
+
2 9
=
5 9
3
2 9
+
1 2
=
13 18
4
1 2
+
5 7
=
17 14
5
5 7
+
2 3
=
29 21
6
2 3
+
7 2
=
25 6
7
7 2
+
4 5
=
43 10
8
5 4
+
3 6
=
21 12
5
+
3
=
7 4
9
3 6
+
6 8
=
30 24
3
+
6
=
5 4
10
6 8
+
2 6
=
26 24
6
+
2
=
13 12
11
2 6
+
1 5
=
16 30
2
+
1
=
8 15
12
1 5
+
3 3
=
18 15
1
+
3
=
6 5
13
3 3
+
1 9
=
10 9
14
1 9
+
3 6
=
11 18
15
3 6
+
6 2
=
21 6
3
+
6
=
7 2