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분수: 분모가 다른 덧셈3분수1

1
2 5
+
6 7
=
44 35
2
1 2
+
6 7
=
19 14
3
1 7
+
9 2
=
65 14
4
9 2
+
5 5
=
55 10
9
+
5
=
11 2
5
2 5
+
9 4
=
53 20
6
9 4
+
5 2
=
19 4
7
1 5
+
3 3
=
18 15
1
+
3
=
6 5
8
3 3
+
2 2
=
12 6
3
+
2
=
2
9
2 2
+
3 5
=
16 10
2
+
3
=
8 5
10
8 5
+
2 7
=
66 35
11
2 7
+
6 4
=
50 28
2
+
6
=
25 14
12
6 4
+
1 8
=
13 8
13
1 8
+
5 3
=
43 24
14
5 3
+
3 6
=
13 6
15
6 7
+
1 6
=
43 42