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분수: 분모가 다른 덧셈1분수9

1
9 7
+
1 4
=
43 28
2
1 4
+
4 3
=
19 12
3
3 4
+
9 6
=
27 12
3
+
9
=
9 4
4
9 6
+
1 5
=
51 30
9
+
1
=
17 10
5
5 4
+
1 6
=
17 12
6
1 2
+
3 5
=
11 10
7
3 5
+
4 6
=
38 30
3
+
4
=
19 15
8
4 6
+
3 5
=
38 30
4
+
3
=
19 15
9
3 5
+
8 3
=
49 15
10
8 3
+
3 4
=
41 12
11
3 4
+
2 3
=
17 12
12
1 5
+
4 8
=
28 40
1
+
4
=
7 10
13
4 8
+
5 3
=
52 24
4
+
5
=
13 6
14
5 3
+
6 4
=
38 12
5
+
6
=
19 6
15
6 4
+
5 6
=
28 12
6
+
5
=
7 3