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분수: 분모가 다른 덧셈4분수6

1
4 6
+
7 2
=
25 6
2
2 9
+
1 2
=
13 18
3
2 2
+
1 9
=
20 18
2
+
1
=
10 9
4
1 2
+
2 8
=
6 8
1
+
2
=
3 4
5
2 8
+
5 5
=
50 40
2
+
5
=
5 4
6
5 5
+
2 4
=
30 20
5
+
2
=
3 2
7
2 4
+
7 6
=
20 12
2
+
7
=
5 3
8
7 6
+
4 3
=
15 6
7
+
4
=
5 2
9
4 3
+
3 4
=
25 12
10
3 4
+
6 6
=
21 12
3
+
6
=
7 4
11
6 3
+
5 6
=
17 6
12
5 6
+
1 2
=
8 6
5
+
1
=
4 3
13
1 2
+
8 6
=
11 6
14
6 6
+
1 3
=
8 6
6
+
1
=
4 3
15
1 3
+
4 7
=
19 21