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분수: 분모가 다른 덧셈1분수7

1
1 7
+
5 5
=
40 35
1
+
5
=
8 7
2
5 5
+
7 6
=
65 30
5
+
7
=
13 6
3
5 6
+
9 9
=
33 18
5
+
9
=
11 6
4
9 9
+
6 2
=
72 18
9
+
6
=
4
5
6 2
+
2 6
=
20 6
6
+
2
=
10 3
6
6 6
+
1 9
=
20 18
6
+
1
=
10 9
7
1 9
+
9 3
=
28 9
8
3 9
+
6 2
=
60 18
3
+
6
=
10 3
9
6 2
+
3 3
=
24 6
6
+
3
=
4
10
3 3
+
2 5
=
21 15
3
+
2
=
7 5
11
1 5
+
8 6
=
46 30
1
+
8
=
23 15
12
8 6
+
5 4
=
31 12
13
5 4
+
6 6
=
27 12
5
+
6
=
9 4
14
6 6
+
1 4
=
15 12
6
+
1
=
5 4
15
1 4
+
5 7
=
27 28