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분수: 분모가 다른 덧셈1분수1

1
2 8
+
7 6
=
34 24
2
+
7
=
17 12
2
3 6
+
2 5
=
27 30
3
+
2
=
9 10
3
2 5
+
3 2
=
19 10
4
2 3
+
6 5
=
28 15
5
6 5
+
2 3
=
28 15
6
3 2
+
6 4
=
12 4
3
+
6
=
3
7
1 5
+
6 8
=
38 40
1
+
6
=
19 20
8
6 8
+
3 7
=
66 56
6
+
3
=
33 28
9
1 6
+
2 9
=
7 18
10
2 9
+
8 4
=
80 36
2
+
8
=
20 9
11
8 4
+
1 9
=
76 36
8
+
1
=
19 9
12
1 9
+
6 2
=
56 18
1
+
6
=
28 9
13
2 9
+
1 5
=
19 45
14
1 5
+
4 4
=
24 20
1
+
4
=
6 5
15
4 4
+
5 9
=
56 36
4
+
5
=
14 9