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분수: 분모가 다른 덧셈5분수5

1
5 5
+
7 4
=
55 20
5
+
7
=
11 4
2
7 4
+
4 6
=
29 12
3
4 6
+
6 2
=
22 6
4
+
6
=
11 3
4
7 2
+
8 4
=
22 4
7
+
8
=
11 2
5
4 9
+
1 7
=
37 63
6
1 7
+
6 2
=
44 14
1
+
6
=
22 7
7
6 2
+
4 7
=
50 14
6
+
4
=
25 7
8
4 7
+
2 3
=
26 21
9
2 3
+
1 5
=
13 15
10
1 5
+
7 3
=
38 15
11
3 2
+
1 3
=
11 6
12
1 2
+
6 3
=
15 6
1
+
6
=
5 2
13
3 2
+
1 4
=
7 4
14
4 3
+
1 6
=
9 6
4
+
1
=
3 2
15
1 6
+
2 4
=
8 12
1
+
2
=
2 3