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분수: 분모가 다른 덧셈8분수9

1
8 9
+
5 4
=
77 36
2
5 4
+
7 2
=
19 4
3
2 9
+
1 4
=
17 36
4
1 4
+
5 3
=
23 12
5
5 3
+
3 8
=
49 24
6
3 8
+
7 2
=
31 8
7
7 3
+
1 2
=
17 6
8
2 4
+
1 3
=
10 12
2
+
1
=
5 6
9
1 3
+
8 4
=
28 12
1
+
8
=
7 3
10
8 6
+
1 2
=
11 6
11
1 2
+
5 3
=
13 6
12
5 3
+
6 2
=
28 6
5
+
6
=
14 3
13
2 8
+
4 5
=
42 40
2
+
4
=
21 20
14
5 8
+
6 5
=
73 40
15
6 5
+
7 8
=
83 40