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분수: 분모가 다른 덧셈4분수9

1
9 7
+
1 8
=
79 56
2
8 3
+
1 4
=
35 12
3
1 4
+
6 3
=
27 12
1
+
6
=
9 4
4
1 2
+
5 8
=
9 8
5
5 8
+
2 3
=
31 24
6
2 3
+
1 5
=
13 15
7
1 8
+
2 6
=
11 24
8
6 2
+
3 6
=
21 6
6
+
3
=
7 2
9
3 6
+
6 2
=
21 6
3
+
6
=
7 2
10
6 2
+
2 8
=
26 8
6
+
2
=
13 4
11
1 4
+
5 5
=
25 20
1
+
5
=
5 4
12
2 5
+
1 3
=
11 15
13
1 5
+
3 4
=
19 20
14
3 4
+
6 3
=
33 12
3
+
6
=
11 4
15
6 3
+
9 6
=
21 6
6
+
9
=
7 2