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분수: 분모가 다른 덧셈1분수4

1
4 6
+
1 3
=
6 6
4
+
1
=
1
2
1 3
+
4 2
=
14 6
1
+
4
=
7 3
3
8 2
+
5 7
=
66 14
8
+
5
=
33 7
4
5 7
+
7 2
=
59 14
5
7 2
+
6 7
=
61 14
6
1 7
+
2 6
=
20 42
1
+
2
=
10 21
7
2 6
+
5 3
=
12 6
2
+
5
=
2
8
5 3
+
1 8
=
43 24
9
1 8
+
8 6
=
35 24
10
8 6
+
5 3
=
18 6
8
+
5
=
3
11
5 3
+
2 7
=
41 21
12
2 7
+
5 5
=
45 35
2
+
5
=
9 7
13
5 5
+
8 2
=
50 10
5
+
8
=
5
14
8 2
+
4 9
=
80 18
8
+
4
=
40 9
15
4 9
+
3 6
=
17 18