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분수: 분모가 다른 덧셈2분수0

1
2 9
+
1 2
=
13 18
2
2 2
+
1 6
=
7 6
3
1 6
+
7 5
=
47 30
4
5 5
+
6 3
=
45 15
5
+
6
=
3
5
6 3
+
5 6
=
17 6
6
5 6
+
3 4
=
19 12
7
3 4
+
4 2
=
11 4
8
4 2
+
1 5
=
22 10
4
+
1
=
11 5
9
5 4
+
1 2
=
7 4
10
1 9
+
2 3
=
7 9
11
2 3
+
3 7
=
23 21
12
3 7
+
1 2
=
13 14
13
2 5
+
1 2
=
9 10
14
1 2
+
2 4
=
4 4
1
+
2
=
1
15
2 4
+
8 8
=
12 8
2
+
8
=
3 2