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분수: 분모가 다른 덧셈1분수8

1
1 8
+
7 2
=
29 8
2
2 7
+
3 9
=
39 63
2
+
3
=
13 21
3
9 3
+
2 2
=
24 6
9
+
2
=
4
4
2 2
+
7 6
=
13 6
5
7 6
+
2 9
=
25 18
6
2 9
+
3 3
=
11 9
7
1 9
+
4 3
=
13 9
8
3 4
+
1 6
=
11 12
9
1 6
+
8 5
=
53 30
10
5 8
+
3 7
=
59 56
11
3 7
+
2 8
=
38 56
3
+
2
=
19 28
12
2 8
+
8 3
=
70 24
2
+
8
=
35 12
13
8 3
+
3 6
=
19 6
14
3 6
+
4 3
=
11 6
15
4 3
+
6 5
=
38 15