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분수: 분모가 다른 덧셈1분수1

1
6 4
+
5 7
=
62 28
6
+
5
=
31 14
2
5 7
+
1 2
=
17 14
3
1 2
+
8 9
=
25 18
4
8 9
+
5 8
=
109 72
5
5 8
+
3 4
=
11 8
6
4 6
+
1 2
=
7 6
7
1 2
+
5 5
=
15 10
1
+
5
=
3 2
8
5 5
+
1 3
=
20 15
5
+
1
=
4 3
9
3 5
+
1 7
=
26 35
10
1 7
+
7 2
=
51 14
11
7 2
+
5 7
=
59 14
12
5 7
+
3 9
=
66 63
5
+
3
=
22 21
13
3 9
+
2 5
=
33 45
3
+
2
=
11 15
14
2 5
+
7 8
=
51 40
15
8 7
+
2 9
=
86 63