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분수: 분모가 다른 덧셈1분수1

1
1 3
+
4 9
=
7 9
2
9 3
+
6 7
=
81 21
9
+
6
=
27 7
3
6 7
+
1 4
=
31 28
4
1 9
+
2 5
=
23 45
5
2 5
+
3 2
=
19 10
6
9 2
+
7 6
=
34 6
9
+
7
=
17 3
7
7 6
+
6 3
=
19 6
8
6 3
+
7 5
=
51 15
6
+
7
=
17 5
9
7 5
+
6 3
=
51 15
7
+
6
=
17 5
10
3 5
+
1 2
=
11 10
11
1 2
+
3 3
=
9 6
1
+
3
=
3 2
12
3 3
+
9 5
=
42 15
3
+
9
=
14 5
13
9 5
+
7 6
=
89 30
14
6 6
+
1 4
=
15 12
6
+
1
=
5 4
15
1 4
+
4 2
=
9 4