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분수: 분모가 다른 덧셈6분수1

1
1 9
+
2 5
=
23 45
2
2 5
+
3 3
=
21 15
2
+
3
=
7 5
3
6 3
+
5 5
=
45 15
6
+
5
=
3
4
5 5
+
7 6
=
65 30
5
+
7
=
13 6
5
7 6
+
2 2
=
13 6
6
2 2
+
3 5
=
16 10
2
+
3
=
8 5
7
3 5
+
5 4
=
37 20
8
5 4
+
9 8
=
19 8
9
9 8
+
1 5
=
53 40
10
1 5
+
2 4
=
14 20
1
+
2
=
7 10
11
1 5
+
6 3
=
33 15
1
+
6
=
11 5
12
6 3
+
1 6
=
13 6
13
1 3
+
9 9
=
12 9
1
+
9
=
4 3
14
9 9
+
2 3
=
15 9
9
+
2
=
5 3
15
3 2
+
2 7
=
25 14