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분수: 분모가 다른 덧셈4분수9

1
4 9
+
2 3
=
10 9
2
2 3
+
5 9
=
11 9
3
7 9
+
4 2
=
50 18
7
+
4
=
25 9
4
7 2
+
3 4
=
17 4
5
3 4
+
6 3
=
33 12
3
+
6
=
11 4
6
2 3
+
6 4
=
26 12
2
+
6
=
13 6
7
6 4
+
3 9
=
66 36
6
+
3
=
11 6
8
3 9
+
4 3
=
15 9
3
+
4
=
5 3
9
3 2
+
1 5
=
17 10
10
1 5
+
8 6
=
46 30
1
+
8
=
23 15
11
8 6
+
2 7
=
68 42
8
+
2
=
34 21
12
2 7
+
8 5
=
66 35
13
1 2
+
4 7
=
15 14
14
4 7
+
1 4
=
23 28
15
4 2
+
6 3
=
24 6
4
+
6
=
4