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분수: 분모가 다른 덧셈6분수7

1
6 7
+
5 9
=
89 63
2
4 8
+
8 2
=
36 8
4
+
8
=
9 2
3
8 2
+
2 3
=
28 6
8
+
2
=
14 3
4
2 3
+
1 2
=
7 6
5
1 2
+
4 3
=
11 6
6
4 3
+
9 8
=
59 24
7
9 8
+
1 7
=
71 56
8
1 7
+
5 6
=
41 42
9
1 2
+
7 5
=
19 10
10
7 5
+
3 8
=
71 40
11
3 8
+
5 3
=
49 24
12
5 3
+
6 2
=
28 6
5
+
6
=
14 3
13
1 5
+
2 9
=
19 45
14
9 6
+
1 2
=
12 6
9
+
1
=
2
15
2 2
+
1 7
=
16 14
2
+
1
=
8 7