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분수: 분모가 다른 덧셈1분수3

1
1 3
+
5 9
=
8 9
2
5 9
+
1 6
=
13 18
3
1 6
+
4 3
=
9 6
1
+
4
=
3 2
4
8 3
+
3 5
=
49 15
5
5 9
+
1 6
=
13 18
6
1 9
+
7 4
=
67 36
7
7 4
+
1 9
=
67 36
8
1 9
+
2 2
=
20 18
1
+
2
=
10 9
9
1 3
+
6 5
=
23 15
10
6 5
+
1 4
=
29 20
11
1 4
+
4 3
=
19 12
12
4 3
+
8 8
=
56 24
4
+
8
=
7 3
13
8 8
+
3 7
=
80 56
8
+
3
=
10 7
14
2 4
+
1 9
=
22 36
2
+
1
=
11 18
15
1 9
+
2 5
=
23 45