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분수: 분모가 다른 덧셈6분수1

1
2 4
+
1 9
=
22 36
2
+
1
=
11 18
2
1 9
+
8 5
=
77 45
3
8 5
+
7 7
=
91 35
8
+
7
=
13 5
4
6 7
+
3 2
=
33 14
5
3 2
+
2 4
=
8 4
3
+
2
=
2
6
2 4
+
8 7
=
46 28
2
+
8
=
23 14
7
8 7
+
1 4
=
39 28
8
1 3
+
7 7
=
28 21
1
+
7
=
4 3
9
7 7
+
3 4
=
49 28
7
+
3
=
7 4
10
3 4
+
1 8
=
7 8
11
1 8
+
4 4
=
9 8
12
4 4
+
6 8
=
14 8
4
+
6
=
7 4
13
6 8
+
3 9
=
78 72
6
+
3
=
13 12
14
3 9
+
6 2
=
60 18
3
+
6
=
10 3
15
2 6
+
1 7
=
20 42
2
+
1
=
10 21