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분수: 분모가 다른 덧셈4분수5

1
4 5
+
7 4
=
51 20
2
7 4
+
4 9
=
79 36
3
4 9
+
1 8
=
41 72
4
1 8
+
8 3
=
67 24
5
8 3
+
9 9
=
33 9
8
+
9
=
11 3
6
9 9
+
2 6
=
24 18
9
+
2
=
4 3
7
2 3
+
1 4
=
11 12
8
1 4
+
2 3
=
11 12
9
3 2
+
1 3
=
11 6
10
1 4
+
5 5
=
25 20
1
+
5
=
5 4
11
5 5
+
4 4
=
40 20
5
+
4
=
2
12
4 4
+
6 5
=
44 20
4
+
6
=
11 5
13
6 5
+
1 6
=
41 30
14
1 6
+
8 4
=
26 12
1
+
8
=
13 6
15
8 4
+
4 3
=
40 12
8
+
4
=
10 3