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분수: 분모가 다른 덧셈1분수1

1
1 5
+
2 6
=
16 30
1
+
2
=
8 15
2
6 2
+
2 4
=
14 4
6
+
2
=
7 2
3
2 4
+
4 7
=
30 28
2
+
4
=
15 14
4
4 7
+
3 9
=
57 63
4
+
3
=
19 21
5
3 9
+
2 5
=
33 45
3
+
2
=
11 15
6
2 5
+
1 9
=
23 45
7
1 9
+
3 4
=
31 36
8
4 3
+
1 5
=
23 15
9
1 5
+
6 3
=
33 15
1
+
6
=
11 5
10
6 3
+
1 5
=
33 15
6
+
1
=
11 5
11
1 5
+
8 6
=
46 30
1
+
8
=
23 15
12
8 6
+
2 7
=
68 42
8
+
2
=
34 21
13
2 7
+
3 4
=
29 28
14
3 4
+
1 5
=
19 20
15
1 8
+
3 5
=
29 40