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분수: 분모가 다른 덧셈3분수4

1
3 4
+
2 3
=
17 12
2
2 3
+
1 6
=
5 6
3
1 6
+
2 2
=
7 6
4
2 2
+
4 6
=
10 6
2
+
4
=
5 3
5
4 6
+
7 5
=
62 30
4
+
7
=
31 15
6
9 5
+
5 2
=
43 10
7
5 2
+
3 9
=
51 18
5
+
3
=
17 6
8
3 9
+
1 2
=
15 18
3
+
1
=
5 6
9
2 8
+
1 5
=
18 40
2
+
1
=
9 20
10
1 5
+
3 3
=
18 15
1
+
3
=
6 5
11
3 3
+
2 6
=
8 6
3
+
2
=
4 3
12
2 6
+
8 4
=
28 12
2
+
8
=
7 3
13
4 4
+
1 3
=
16 12
4
+
1
=
4 3
14
4 7
+
3 2
=
29 14
15
3 2
+
6 5
=
27 10