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분수: 분모가 다른 덧셈5분수7

1
5 7
+
9 4
=
83 28
2
9 4
+
2 7
=
71 28
3
4 7
+
2 2
=
22 14
4
+
2
=
11 7
4
9 2
+
4 3
=
35 6
5
4 3
+
9 9
=
21 9
4
+
9
=
7 3
6
9 9
+
7 4
=
99 36
9
+
7
=
11 4
7
7 4
+
9 6
=
39 12
7
+
9
=
13 4
8
9 6
+
5 2
=
24 6
9
+
5
=
4
9
5 2
+
2 4
=
12 4
5
+
2
=
3
10
2 4
+
9 5
=
46 20
2
+
9
=
23 10
11
9 5
+
6 8
=
102 40
9
+
6
=
51 20
12
1 9
+
2 4
=
22 36
1
+
2
=
11 18
13
8 4
+
7 6
=
38 12
8
+
7
=
19 6
14
7 6
+
5 5
=
65 30
7
+
5
=
13 6
15
4 5
+
1 2
=
13 10